Force and Motion Review

Front

What are EQUAL forces acting on an object in opposite directions that do not change the object's motion?

Back

Balanced Forces

Front

What does a curved line on a distance-time graph show?

Back

That the speed is changing.

Front

Which box has more mass: a box of feathers or a box of Legos?

Back

The box of Legos.

Front

What force causes a pencil to fall to the ground when rolled off a desk?

Back

Gravity.

Front

What kind of surface is a bowling alley?

Back

Smooth.

Front

What is the force that opposes motion between two surfaces in contact?

Back

Friction.

Front

What is the term for the rate at which an object moves?

Back

Speed.

Front

What do we call the change in position of an object?

Back

Motion.

Front

What is the force that pulls objects toward the Earth?

Back

Gravity.

Front

What is the term for forces that cause an object to accelerate?

Back

Unbalanced Forces.