lunar cycle
plants takes in carbon dioxide and release blank gas?
Marsh
As water is cooled its density increases until it reaches about 4 C and then it decreases.
It's not. Except by confused people.
Ozone acts as a blanket. It protects us from the harmful UV rays of the sun.
The "dark" side of the Moon is not a side that's permanently dark, but simply the side - about one half of the Moon - that we can never see from Earth.
It's better to call it the "far side" of the Moon.
Why the far side is sometimes called the "dark side" is probably just a misunderstanding.
Also, it may be to do with the idea that the far side is more "mysterious".
Each place on the Moon receives sunlight during the course of a month, as the Moon goes through its phases.
earth moon
Weathering, plate movements and volcanoes destroyed many of the craters
Plate movements