The answer is tides.
Explanation: high tides and low tides are caused by the moon. The moons gravitational pull generates the tidal force
The magnification/power of the eyepiece and the objective lens you are using. I think the eyepiece alone is usually 10x. You just multiply that of the eyepiece and the objective lens.
Answer:
Sewage Treatment Plants
Explanation:
Just did the test sorry its so late man.