Unit 2 Test Review Energy

A solar powered calculator converts ___________ energy into ____________ energy. (think sun to battery)

• Light to sound

• Light to mechanical

• Chemical to light

• Light to electrical

When a TV is turned on, it converts electrical energy into which of the following. Click all that apply..

• Electrical

• Sound

• Chemical

• Light

• Heat

Which of the following is an example of nuclear energy converted to heat & light?

• A volcano

• A rocket

• A coal burning power plant

• The sun

What energy transformation is taking place from the batteries to the flashlight?

• Heat to magnetic to light

• Chemical to magnetic to light

• Chemical to light to sound

• Chemical to electrical to light

A string of 10 lights is plugged into an outlet. How can you determine if the lights are series or parallel?

• Unscrew one light. If the other light stays on, its a series circuit.

• Unplug the string, if the light stays on its a series circuit.

• Unscrew one light, if the other lights to off then its a series circuit

• Lights have nothing to do with circuits

Name the form of energy that fossil fuels have such as gas, oil, and coal.

• Electrical

• Mechanical

• Light

• Chemical

An electric motor does what

• Converts visible light to mechanical energy

• Converts mechanical energy to sound energy

• Transforms mechanical energy to electrical energy

• Transforms electrical energy to mechanical energy

Large amounts of energy are required in order to join two atom's nucleus into a single nucleus and create a new element. What process is where two nuclei join to produce energy?

• Combination

• Elements

• Fission

• Fusion

Tags

NGSS.HS-PS1-8

A large nucleus that SPLITS into smaller atoms and then releases energy.

• Nuclear Fission

• Nuclear Fusion

• Nuclear Chemical

• Electrical

Tags

NGSS.HS-PS1-8

Electrical energy can be transformed into other types of energy. Which of the following is an example of electrical energy being transformed into sound energy?

• A woman burning a campfire

• A flashlight being turned on

• A car moving down the road

• A flat screen tv playing your favorite show