Conversation of Energy

Multiple Choice

Energy can be created.

• True

• False

Multiple Choice

Energy cannot be destroyed.

• True 

• False

Multiple Choice

When something is dropped, what type of energy transfer takes place?

• Kinetic -> Potential

• Gravitational Potential -> Kinetic -> Sound

• Electrical -> Chemical

• Heat -> Nuclear

Multiple Choice

Imagine dropping a basketball. When would it have the most gravitational potential energy?

• When it is closest to the ground

• When it is at the highest point

• When it is halfway down

• It has the same amount of gravitational PE at all points

Multiple Choice

Food has _______ potential energy that our bodies transform into kinetic energy.

• Elastic

• Nuclear 

• Gravitational

• Chemical

Multiple Choice

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

Multiple Choice

Potential or kinetic?
Stretched bow and arrow?

• kinetic
• potential

Multiple Choice

Potential or kinetic?
Running?

• potential

• kinetic

Multiple Choice

What is an object’s total amount of energy called?

• total energy

• potential energy

• mechanical energy

• kinetic energy

Multiple Choice

_{Which form of energy is mostly produced in this conversion?}

• Electrical

• Mechanical

• Thermal

• Sound

Multiple Choice

_{Which form of energy is mostly produced in this conversion?}

• Electrical

• Mechanical

• Thermal

• Sound

Multiple Choice

Identify the energy transfer

• electrical to chemical to light

• kinetic to potential

• chemical to electrical to light

• light to sound

Multiple Choice

Identify the energy transfer

• mechanical to sound

• chemical to electrical

• sound to mechanical

• thermal to sound

Multiple Choice

Identify the energy transfer (photosynthesis)

• light to electrical

• solar to chemical

• chemical to thermal

• solar to chemical

Multiple Choice

Identify the energy transfer

• chemical to kinetic

• solar to electrical

• thermal to light

• electrical to light

Multiple Choice

Identify the energy transfer

• mechanical to light

• chemical to kinetic

• electrical to mechanical

• kinetic to thermal

Multiple Choice

Identify the energy transfer

• chemical to light

• thermal to electrical

• chemical to heat

• electrical to thermal

Hotspot

Click the spot on the roller coaster with the greatest GPE.

Hotspot

Click the spot on the roller coaster with the greatest KE.