Force and Motion

Front

What happens to an object in motion when acted upon by an unbalanced force?

Back

The object will change its motion in some way.

Front

Which line represents the fastest speed in a distance-time graph?

Back

Line D shows the fastest speed.

Front

What does it mean if the distance between two objects is changing?

Back

The forces acting on the objects are unbalanced.

Front

If Beulah Bae drives her car with 200 N of force into Bessie Mae's car which exerts 300 N of force in the same direction, what is the net force?

Back

The net force is 500 N.

Front

What is the force that one object exerts on another when they rub against each other called?

Back

Friction.

Front

Define 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 the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion, while unbalanced forces do.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, commonly experienced as the force that pulls objects towards the Earth.

Front

What is inertia?

Back

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