Vocabulary By Alaya Neville Word Force Meaning Strength

Vocabulary By: Alaya Neville

Word: Force Meaning: Strength or energy as an attribute of physical action or movement Speed: The force of the explosion pushed the man back Key word: Strength

Word: Newton Meaning: A unit of force equal to the force that imparts an acceleration of 1 m/sec to a mass of 1 kilogram; equal to 100, 000 dynes Sentence: if I pushed a car that was 4 Newton and I was 1 Newton I wouldn’t be able to move the vehicle Key word: Mass

Word: Net Force` Meaning: the sum of all the forces acting upon an object Sentence: The computer had a net force of zero. Key Word: Force

Word: Unbalanced Force • Meaning: two or more forces that are not equal and opposite of one another; can cause change in motion • Sentence: there was an unbalanced force on the truck • Key Word: Unbalanced

Word: Balanced Force • Word: Equal forces acting on an object in opposite directions • Sentence: There was a balanced force between me and the chair. • Key Word: Balanced

Word: Sliding Friction • Word: Friction that occurs when one solid surface slides over another. • Sentence: I was using sliding friction while going down the slide. • Key word: Sliding

Word: Friction • Meaning: a force that opposes motion between two surfaces that are in contact • Sentence: there was friction present while I was rubbing the sandpaper on the wood. • Key word: Opposing

Word: Fluid Friction • Word: Friction that occurs as an object moves through a fluid • Sentence: I was using fluid friction while swimming with Sally. • Key word: Fluid

Word: Gravity • Word: Force that pulls object together. • Sentence: We would not be on earths surface without Gravity. • Key Word: falling

Word: Inertia • Word: An object's resistance to a change in motion. • Sentence: While in a race the inertia was holding my full capacity of winning back. • Key Word: resistance

Word: Momentum • Word: An impelling force or strength • Sentence: momentum was building in the roller coaster. • Key Word: Impelling

Word: law of conversation of Momentum • Word: The rule that in the absence of outside forces the total momentum of objects that interact does not change. • Sentence: the law of conversation of Momentum made the ball still • Key Word: Rule

Word: Satellite • Word: A object that orbits around another object • Satellite: The satellite fell and killed 0 people luckily • Key Word: Orbiting

Word: Centripetal Force • Word: A force that causes an object to move in a circle Sentence: the ball was being moved in a Centripetal Force. Key Word: Circling

Word: Projectile • Meaning: An object that is thrown • Sentence: I had an automatic machine that would projectile things • Key Word: Thrown

Word: Weight • Meaning: The vertical force exerted by a mass as a result of gravity • Sentence I weight about 90 pounds • Key Word: Mass

Word: Free Fall • Meaning: the motion of a falling object when the only force acting on it is gravity. • Sentence: that ball was in a free fall. • Key word: falling

Word: Air Resistance • Meaning: Fluid friction acting on an object moving through the air, • Force that opposes the motion of objects that move through the air • Sentence: there was more air resistance between the elephant then the mouse • Key Word: resistence

Word: Terminal Velocity • Meaning: The greatest velocity a falling object can achieve. • Sentence: The terminal velocity of the ball was extremely low. • Key word: Greater

Word: Velocity • Meaning: the speed of an object in a particular direction • Sentence: I hope the velocity is not that fast. • Key Word: Direction

Word: Rolling Friction • Meaning: when an object rolls across a surface • Sentence: The ball was using rolling friction • Key word: Rolling

Static Friction • Meaning: friction that acts on objects that are not moving • Sentence: I was not moving so I was using static friction. • Key Word: Static

Mass • Meaning: The property of a body that causes it to have weight in a gravitational field • Sentence: the mass was extremely great. • Key Word: Ton