Force & Motion PreTest

Front

What is speed?

Back

The distance an object moves divided by the time it takes to move that distance.

Front

What is force?

Back

Any movement that is a push or pull.

Front

What is Newton's 2nd Law?

Back

Force equals mass times acceleration.

Front

Are forces applied only on contact?

Back

False, forces are applied when objects do and don't touch.

Front

What does friction create?

Back

Heat.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is acceleration?

Back

The rate at which an object changes its velocity.

Front

What is mass?

Back

The amount of matter in an object.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is gravity?

Back

A force that attracts two bodies towards each other.