Answer:
Weight must not be confused with the mass of an object which is a fundamental property of the object expressed in kilogram (kg). Therefore, the mass of an object on the Moon remains the same as its mass on Earth. But its weight gets less because the gravity on the moon is less than on the Earth.
Answer:
Stay calm, sit down with your significant other and have a mature adult convention and sort things out.
I think rotation?
sorry if it doesn't help i'm not entirely sure
A is the central nervous system and i think b is the peripheral nervous system