Solar Panel and its energy - How much do you know?

1. What are the limitations of using Solar Energy as an energy supply?

It does not function well when the sun is not out
It is difficult to set up and use
It is only available in some countries
It is not water-proof


2. At the third stage,an array of solar cells converts solar energy into a usable amount of _______.

Heat Energy
Light Energy
Spiritial Energy
Direct Current Electricity


3. Solar Energy is a what kind of resource?

Reuseable
Recyclable
Renewable
Easily-obtainable


4. Solar Energy is a)_____ and does not cause b)______.

a) cheap b) financial crisis
a) eco-friendly b) pollution
a) easy to use b) problems
a) light b) holes in roof


5. What is the efficiency level of average Solar Panels?

1% - 10%
11% - 20%
21% - 30%
31% - 40%


6. Which of the following is not a greenhouse gas?

Nitrogen
Methane
Carcinogen
Carbon Dioxide


7. Electrons can move in:

Single Direction
Double Direction
Any Direction
They cannot move