Earth is. a/an

If volume of Earth is V and area of Earth is A, then its capacitance will be ......

If the Earth has no tilt what happens to the seasons of the Earth?

Hight earth orbits and low earth orbits.

Define : High earth orbits and Low earth orbits.

The moon revolves round the earth 13 times in one year. If the ratio of sun-earth distance to earth-moon distance is 392 , then the ratio of masses of sun and earth will be