Physical and Chemical Changes Physical Change Physical changes
- Slides: 37
Physical and Chemical Changes
Physical Change Physical changes occur when matter changes its property but not its chemical nature.
It’s a physical Change if… It changes shape or size It dissolves. Any Mixture It changes phase (freezes, boils, evaporates, condenses)
Physical Change
Chemical Change Chemical changes occur when matter undergoes a chemical reaction and become a new substance(s).
It’s a chemical change if… It burns The color changes Bubbling and fizzing occur A precipitate forms Cook/Bake Decomposes/Rotts
Chemical Change A chemical change occurs when fireworks are used. Fireworks are made of metals such as magnesium and copper. These change chemically as they light up the sky.
Set up the bottom of your paper like this: Physical Changes § § § § Glass Breaking Mowing the Lawn Fresh Lemonade Ice Melting Cracking Eggs Boiling Water Slicing Bread Chemical Changes Baking a cake Digesting food Toast Rusty nails Fireworks Roasting marshmallows § Lighting a match § Frying an egg § § §
Is it a chemical or physical change? Sugar dissolving in tea • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Logs burning • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Breaking water up by separating it into hydrogen and oxygen • Physical Change • Chemical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Cutting paper • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Crushing an aspirin • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Metal rusting • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? Lighter fluid burining • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? An egg rotting • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Is it a chemical or physical change? An egg breaking • Chemical Change • Physical Change
OOPS! Did it change size, color, shape (Physical Change)? or Did it become different matter (Chemical Change)?
Correct!
Sorting activity Place the ‘Chemical Change’ on the left desk Place the ‘Physical Change’ on the right desk Sort your words into the correct categories. Make a T chart on your paper that reflects what you did
Ticket out the door Write a paragraph about the difference between a chemical and physical change. Give examples of each.
- Examples for chemical change
- Is rocket fuel burning a physical change
- Examples of physical vs chemical changes
- Whats the difference between chemical and physical change
- Examples of physical changes
- Spare change physical versus chemical change
- How does a physical change differ from a chemical change? *
- An example of a physical change
- Chopping physical or chemical change
- Physical change
- Chemical reactions section 1 chemical changes
- Physical change
- Physical and chemical changes
- Physical and chemical changes
- Physical and chemical changes generation genius
- Physical l change
- Lesson 3 physical and chemical changes answers
- Physical and chemical changes jeopardy
- Physical change example
- Physical changes lesson 3 outline
- Eating food physical or chemical change
- Lesson outline lesson 1 solids liquids and gases answer key
- Physical/chemical changes & properties color by number
- Chemical properties of air
- Chemical change grade 10
- Whats the difference between a chemical and physical change
- Mixing red and green marbles physical change
- Differentiate between physical and chemical change
- Styrofoam and acetone chemical or physical change
- Class 7 chemical and physical change
- Undesirable change in the physical chemical
- Baking cookies chemical or physical change
- Is aluminum foil cut in half a physical or chemical change
- Is making salt water to gargle with a chemical change
- Puberty meaning
- Blue color physical or chemical property
- Physcial change
- Grating cheese chemical or physical change