Understanding Newton's Laws of Motion

Front

Which of the following statements best describes Newton's First Law of Motion?

Back

An object at rest will remain at rest, and an object in motion will remain in motion unless acted upon by an external force.

Front

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

Back

Newton

Front

If a car is moving at a constant velocity, what can be said about the net force acting on it?

Back

The net force is zero.

Front

Example of Newton's First Law of Motion: A rocket launching into space., A book resting on a table., A car accelerating on a highway., A ball being thrown upwards.

Back

A book resting on a table.

Front

What is the formula for calculating force?

Back

Front

Which of the following is NOT an application of Newton's Laws of Motion?

• Predicting the motion of planets.
• Designing roller coasters.
• Calculating the energy of a photon.
• Analyzing car crashes.

Back

Calculating the energy of a photon.

Front

What happens to the acceleration of an object if the net force acting on it is doubled while its mass remains constant?

Back

The acceleration is doubled.

Front

If a 10 kg object is subjected to a net force of 50 N, what is its acceleration?

Back

5 m/s²

Front

Which of the following quantities is a vector? Mass, Speed, Force, Temperature

Back

Force

Front

What is the relationship between mass and acceleration if the force is constant?

Back

They are inversely proportional.