Force and Motion

Front

What is force?

Back

A push or pull on an object.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is gravity?

Back

The force that pulls objects toward the Earth.

Front

What is inertia?

Back

The tendency of an object to stay at rest or in motion unless acted upon by a force.

Front

What happens to an object's speed if a greater force is applied in the direction of motion?

Back

The speed of the object would increase.

Front

What is a graph that shows a student standing still for a period of time?

Back

A horizontal line on a distance-time graph.

Front

If two balls are dropped from the same height, which one hits the ground first?

Back

Both hit the ground at the same time, regardless of their horizontal speed.

Front

What is the effect of friction on motion?

Back

Friction opposes motion and can slow down or stop moving objects.

Front

What is the relationship between force and motion?

Back

A force causes an object to change its motion.

Front

What is the formula for calculating force?

Back

Force = mass x acceleration (F = m x a).