Grass would be the correct answer because grass seeds can float in the air. It grows everywhere and at any weather.
Lichens and algae I believe
The location is important with the wind energy because if you install the turbines in a place where there is not alot of wind you wont get any energy
There is obviously not a definite number because there are so many kinds of insects that we are not familiar with yet. However, approximate numbers mention as low as 2 million up to as high as 30 million. Scientists cannot still determine the correct number, but it is somewhere between 2 and 30 million species.
It is a covalent substance because there is a covalent bond between Hydrogen and Oxygen
