Newton's 1st and 2nd Law Review

Front

Which unit is used to measure speed? Options: Newtons (N), Meters (m), Meters per second (m/s), Kilograms (kg)

Back

Meters per second (m/s)

Front

What does Newton's first law state about an object's motion?

Back

An object's motion cannot change unless a force acts on it.

Front

According to Newton's second law, what happens to the acceleration of an object if the force applied to it increases?

Back

The acceleration increases

Front

Newton's second law is summarized by which equation?

Back

Front

What is the unit used to measure force?

Back

Newtons (N)

Front

What force is responsible for slowing down a rolling ball on the ground?

Back

Friction

Front

What term describes the change in speed per unit of time?

Back

Acceleration

Front

When forces acting on an object are balanced, what happens to the object's motion?

Back

The object's motion remains unchanged

Front

Which law of motion states that the force required to accelerate an object is directly proportional to its mass?

Back

Newton's 2nd Law

Front

What is the unit for measuring mass?

Back

Kilograms (kg)