Force and Motion Vocab

What is kinetic energy?

• The energy an object has because of its motion.

• The energy an object has because of its position.

• The energy an object has because of its temperature.

• The energy an object has because of its size.

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The rate at which an object’s velocity changes over time.

• Acceleration

• Speed

• Inertia

• Variation

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Keeps an object at rest or moving in a straight line.

• Velocity

• Unbalance Force

• Inertia

• Friction

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A force that works against moving objects to slow them down.

• Friction

• Inertia

• Acceleration

• Gravity

A push or a pull that causes an object to move, stop or change direction (or shape).

• Velocity

• Acceleration

• Inertia

• Force

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A force that is stronger than the force keeping things as they are.

• Unbalance force

• Force of gravity

• Power force

• Massive Force

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Unit of measurement for force.

• Newton

• Net Force

• Weight

• Acceleration

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The sum of all the forces acting on an object.

• Acceleration

• Balance

• Frame of Reference

• Net Force

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Acceleration of an object happens when things ________

• slow down

• go faster

• change direction (turn)

• All of the above

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What is momentum a measure of?

• Momentum is a measure of how difficult it is to stop a moving object.

• Momentum is a measure of how difficult it is to get a resting object moving.

• Momentum is a measure of how difficult it is to maintain a constant speed.

• Momentum is a measure of how difficult it is to change the direction of an object.

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