Forces and Motion Unit Review

Front

What is motion?

Back

A change of position over time.

Front

Which force cannot act from a distance?

Back

Kinetic friction.

Front

If a person jumps straight up in a train moving at a constant speed, where will they land?

Back

They will land back in the same spot in the boxcar.

Front

What happens when a positively charged object approaches a negatively charged object?

Back

The positively charged object will be attracted to the negatively charged object.

Front

What is net force?

Back

The overall force acting on an object, taking into account all individual forces.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, depending on their masses and the distance between them.

Front

What is friction?

Back

A force that opposes the motion of an object when it is in contact with another surface.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change the motion of an object, while unbalanced forces cause a change in motion.

Front

What is inertia?

Back

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

Front

What is acceleration?

Back

The rate of change of velocity of an object over time.