Physics Spring Semester Review Quiz

Which has more momentum, a large truck moving at 30 miles per hour or a small truck moving at 30 miles per hour?

• Large truck

• Small truck

If a net force acts on a system, will the system's momentum change?

• Yes

• No

A 4.0-kg ball has a momentum of 20.0 kg·m/s. What is the ball's speed?

• 4.0 m/s

• 5.0 m/s

• 6.0 m/s

• 7.0 m/s

A ball is moving at 6.0 m/s and has a momentum of 24.0 kg·m/s. What is the ball's mass?

• 4.0 kg

• 6.0 kg

• 8.0 kg

• 10.0 kg

An 80 kg car that is going 30 m/s applies a force by the brakes to slow down. If the brakes apply a 5 N for 2 seconds, what is the change in momentum?

• 10 kg m/s

• 20 kg m/s

• 30 kg m/s

• 40 kg m/s

Copernicus’ contributions to Physics and Gravitational Motion include:

• Heliocentric theory

• Laws of motion

• Theory of relativity

• Quantum mechanics

Kepler’s contributions to Physics and Gravitational Motion include:

• Laws of Planetary Motion

• Theory of Relativity

• Quantum Mechanics

• Electromagnetic Theory

Can light travel in a vacuum? ____________________

What is the speed of light? ______________________________________

Who was the scientist who discovered the dual nature of light? ___________________________