Motion and Forces

Front

A push or a pull on an object is called:

Back

Force

Front

Forces that produce a nonzero net force, which changes an object's motion:

Back

Unbalanced Force

Front

If a car travels 35 miles per hour north, what is the car's VELOCITY?

Back

35 mph north

Front

An unbalanced force is when objects move in one direction because the force is greater from that direction. True or False?

Back

True

Front

A force is an action exerted on a body in order to change the body's state of ______.

Back

Motion

Front

What is the term for the rate at which an object changes its position?

Back

Speed

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).

Front

What is the unit of force in the International System of Units (SI)?

Back

Newton (N)

Front

What is the effect of balanced forces on an object?

Back

Balanced forces do not change the object's motion.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.