Coal, petroleum, and natural gas are considered nonrenewable because they can not be replenished in a short period of time
When the moon faces earth a solar eclipse happens :-)
Answer:
basically they have too much mass in them
Explanation:
They are held tightly together by strong forces of attraction. They are held in fixed positions but they do vibrate. Because the particles don't move, solids have a definite shape and volume, and can't flow. Because the particles are already packed closely together, solids can't easily be compressed.
