Attempting 6 mark questions What is expected Background
Attempting 6 mark questions What is expected? • Background theory (everybody misses this out) Eg. Any question relating to radioactive count of a sample you should mention background count • Command word
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • • • • • • The twotwo forces acting on the skydiver weight and air resistance. Theonly forces on theare skydiver… The one force that doesn’t change is weight because the skydivers mass doesn’t change. The one force that doesn’t change…because… The instant the skydiver jumps from the plane air resistance is low so weight pulls him The instant the skydiver jumps from the plane… down. Resultant force is… The further you fall, the faster you fall. The further you fall… As the skydiver falls he accelerates so air resistance increases. As the skydiver Resultant force now isfalls. . . so… still down, but smaller. Eventually theforce two forces Resultant nowbecome is… balanced because air resistance equals weight. Resultant force nowtwo is zero. Eventually the forces…because The skydiver now falls at terminal velocity. Resultant force now is… The skydiver pulls his parachute so speed decreases as air resistance increases because The skydiver now falls at… surface area has increased. Resultant force now is uphis as air resistance is bigger than weight. The skydiver pulls parachute so…(speed? ) as…(force? ) Eventually the two forces become balanced because air resistance equals weight. because… Resultant force now is zero again. Resultant The skydiver force now fallsnow at a is…because… lower, terminal velocity. • Eventually the two forces…because… • Resultant force now is… • The skydiver now falls at…
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Describe how the forces acting on a skydiver change throughout a parachute jump. (6) • • • • The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change. The instant the skydiver jumps from the plane air resistance is low so weight pulls him down. Resultant force is down. The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases. Resultant force now is still down, but smaller. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero. The skydiver now falls at terminal velocity. The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight. Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero again. The skydiver now falls at a lower, terminal velocity.
Splat! Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
1. This is the downward force acting on the skydiver… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
2. This happens as the skydiver falls… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
3. He is falling at … when the forces on the skydiver are balanced… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
4. This is the only force which changes magnitude throughout the fall… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
5. This is the force acting on mass … Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
6. Once the parachute is pulled, his… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
7. Air resistance increases when the parachute is pulled due to an increase in… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
8. When the forces are balanced, the resultant force is… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
9. When weight is equal but opposite to air resistance, the forces are said to be… Terminal Velocity Air resistance Surface area Velocity decreaes Weight Balanced Zero Velocity increases Gravity 10/06/2021
What comes next? The only two forces acting on the skydiver are weight and air resistance. The one force that doesn’t change is weight because the skydivers mass doesn’t change.
What comes next? The further you fall, the faster you fall. As the skydiver falls he accelerates so air resistance increases.
What comes next? Eventually the two forces become balanced because air resistance equals weight. Resultant force now is zero.
What comes next? The skydiver pulls his parachute so speed decreases as air resistance increases because surface area has increased. Resultant force now is up as air resistance is bigger than weight
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce…vast amounts of energy. • Both processes involve…nuclei. Differences • Fission nuclei smaller nuclei whilst fusion joins Fission…splits heavy nuclei into…into whilst fusion… small nuclei to produce heavier nuclei. • The products of uranium fission are andthe Krypton nuclei are…Barium whereas product of whereas fusion is…the product of fusion is Helium nuclei. • Fission leaves behind waste whilst fusion produces no behind…radioactive whilst fusion… harmful products. • • Fission electricity whilst fusion only Fission can be be used to to…generate whilst fusion only naturally occurs in… naturally occurs in stars. • • Fission can be be dangerous because…it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • • Whilst man-made, is safe because soon as a Whilst fusion, when whether natural or man-made, is as safe because… problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Compare and contrast the processes of nuclear fusion and nuclear fission. (6) Similarities • Both processes produce vast amounts of energy. • Both processes involve nuclei. Differences • Fission splits heavy nuclei into smaller nuclei whilst fusion joins small nuclei to produce heavier nuclei. • The products of uranium fission are Barium and Krypton nuclei whereas the product of fusion is Helium nuclei. • Fission leaves behind radioactive waste whilst fusion produces no harmful products. • Fission can be used to generate electricity whilst fusion only naturally occurs in stars. • Fission can be dangerous because it can lead to an uncontrollable chain reaction, leading to nuclear meltdown or explosions. • Whilst fusion, when man-made, is safe because as soon as a problem arises, the system shuts down.
Taboo Neutron
Taboo Moderators
Taboo Barium
Taboo Energy
Taboo High temperature and pressure
Taboo Helium nuclei
Taboo Electrostatic repulsion
Taboo Control rods
Taboo Uncontrollable chain reaction
Taboo Uranium nucleus
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