Energy

If a Lion ate a gazelle what kind of energy is being transferred?

• Mechanical

• Chemical

• Electrical

• Thermal

What best describes the energy conversion that occurs when you turn on a hair dryer?

• electric to kinetic to thermal and sound
• chemical to thermal to light and sound
• nuclear to electrical to thermal and sound
• kinetic to light to thermal and sound

What two forms of energy are given off by a burning candle?

• heat and light
• mechanical and electrical
• nuclear and light
• potential and heat

Potential energy is...

• energy in motion

• stored energy

What two factors affect an object's potential energy?

• area and volume

• area and height

• mass and height

• mass and velocity

The least amount of potential energy is at

• a

• b

• c

• d

The most potential energy is at

• a

• b

• c

• d

When a pendulum swings, at which point is potential energy at its greatest?

• 1
• 2
• 3
• 4

Why is it harder to stop a four-person bobsled than a three-person bobsled?

• the four-person sled has more KE
• the four-person sled has less KE

The Law of Conservation of Energy states that

• energy cannot be created nor destroyed, only transformed or transferred
• energy can be destroyed but not created
• energy can be created but not destroyed