Harnessing Human Energy

When an object is in motion, it has ___________ energy.

• potential
• mechanical
• kinetic
• movement

When plants convert the sun's energy into food, which type of energy is it?

• kinetic
• chemical
• thermal
• radiant

Which of the following is NOT true about Potential Energy?

• An object's position affects its potential energy
• Potential energy is Stored energy
• Potential energy only occurs when an object is in motion
• All objects have potential energy

What is energy?

• rate of work
• Motion of an object
• ability to do work
• force over time

What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed 
• Energy cannot be created or destroyed, it can only transformed
• Energy can't be created, destroyed or transformed

Which energy transformation below matches?
Water moving over a dam to move a generator?

• kinetic to chemical
• kinetic to electrical
• solar to electrical

Which energy transformation below matches?
Animals eating food?

• electrical to potential
• chemical to kinetic
• potential to chemical

Potential or kinetic?
Stretched bow and arrow?

• kinetic
• potential

Potential or kinetic?
Running?

• potential
• kinetic