1. what are solar panels used for?

a. to block the sun's dangerous rays

b. to create light energy from the sun

c. to create heat energy from the sun

d. to create electrical energy from the sun

2. How is it possible to use solar energy from solar panels at night?

When the sun is shining directly onto them, sunlight can be converted into electricity. Your solar panel efficiency drops at night because there is no sunlight to convert to electricity and solar panels can't generate power in darkness.

3. What are solar panels made of?  Silicon

4. What is solar thermal energy? heat energy from the sun

5. write another appropriate title for this passage. Do not use the word "solar" or "power"in your new title=       sun energy 

Light Energy:

Light Energy- is a form of electromagnetic radiation objects, such as, light bulbs,the sun,and lasers, emit it 

This week we learned about separation techniques.

A separation process is a method that converts a mixture or solution of chemical substances into two or more distinct product mixtures. ... Often these raw materials must go through a separation before they can be put to productive use, making separation techniques essential for the modern industrial economy.