Assignment 5/16/22

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. What is the cheetah’s kinetic energy?

• 1457 Joules

• 22,584 Joules

• 15 Joules

• 45,167Joules

The statement that "the energy within a system remains constant and cannot be created or destroyed, only transformed" best sums up _________.

• Something Mr. Lance likes to say.

• Life

• Law of Conservation of Energy

• The scientific method

• Newton's Third Law

Calculate the kinetic energy of a moving 4 kg object travelling at a velocity of 3 m/s.

• 18 J
• 36 J
• 12 J
• 6 J

Which type of energy increases when you compress a spring?

• elastic potential energy
• kinetic energy
• radiant energy
• sound energy

Energy stored because of gravity is called:

• Gravitational Potential Energy

• Kinetic Energy

• Mechanical Advantage

• Chemical Energy

At which point does the ball has the greatest gravitational potential energy (GPE)?

• A

• G

• D

• C

• G

Which would have the LEAST gravitational potential energy (GPE)?

• A ball sitting on the ground

• Moon viewed from the Earth

• An airplane flying 30,000 feet above the ground

• A rock sitting on top of Mt. Everest

What potential energy is this graph representing?

• Electric

• Elastic

• Magnetic

• Gravitational

Two factors that determine work are...

• Force

• Mass

• Velocity

• Distance