EDs Solar Panles PoP Quiz

What are most solar panels made of?

• Glass

• Silicone

• Plastic

• Fiber Glass

Many gadgets can be powered by solar. What are some examples?

• Dryers

• radios

• refrigerators

• road signs

• watches

The first silicon solar cell was built by Bell Labs in

• 1972

• 1983

• 1954

• 1997

Solar power dates to over ( ______) years ago.

• 2700

• 176

• 1003

• 68

More solar energy reaches Earth in one hour than the world uses in

• 1 year

• 1 month

• 1 day

• 1 week

Sunlight takes approximately _____ minutes to reach the Earth.

• 5 seconds

• 8 minutes

• 2.36 minutes

• 2 hours

How solar power works?

• #2

• The AC electricity flows to the home and is used to power appliances

• #1

• The meter tracks how much electricity flows in and out of the home

• #3

• Solar power cells convert sunlight into direct current electricity

• #4

• The inverter converts the DC electricity into alternating current electricity

Solar plants can last more than ____ years.

• 20

• 40

• 25

• 30

Solar energy is the cheapest source of energy in the world as of ____

• 2017

• 2001

• 1996

• 2023

Solar energy is cheaper than fossil fuels as of ____

• 2016

• 2010

• 2019

• 1997