Solar Innovations – Lesson 211 Quiz

What is the main role of solar panels?

• Absorb rainwater

• Convert sunlight into electricity

• Reflect UV rays

• Store wind energy

Solar panels work by allowing (a)   to knock electrons free.

• photons
• protons
• neutrons
• electrons

"By next year, more homes _______ using solar panels."

• will be

• was

• is

• were

Which of these are considered advantages of solar energy?

• Sustainable

• Cost-effective

• Always available at night

• Low carbon footprint

To reduce emissions, we need to (a)   the use of renewable energy.

• scale up
• reduce
• ignore
• halt

What does “on the flip side” mean in this sentence? "Rooftop installations save money. On the flip side, they cost a lot upfront."

• In addition

• However

• Similarly

• Consequently

Do you think solar panels should be mandatory on new buildings?

• Yes

• No

• Not sure

Which of these is *not* part of the vocabulary bank from Lesson 211?

• Grid integration

• Fossil gas

• Photovoltaics

• Energy efficiency

The technology in the picture captures the radiant energy of ​ (a)   and changes it into ​ (b)   energy.​ ​

• wind
• electrical
• sunlight
• water

Solar energy can be converted directly into electricity in a ​ (a)   and is used in items like calculators

• solar cell
• light cell
• potable cell
• nuclear cell