I haven't worked on Part-A, and I don't happen to know the magnitude of the gravitational force that the Sun exerts on the Earth.
But whatever it is, it's exactly, precisely, identical, the same, and equal to the magnitude of the gravitational force that the Earth exerts on the Sun.
I think that's the THIRD choice here, but I'm not sure of that either.
Solid to liquid
Liquid to solid
By adding or removing heat energy aka thermal energy
300N/25 kg= divide them for the answer
Explanation:
The moon is the earth satellite and it orbits our blue planet. Earth, moon and mercury are all rock materials in the solar system. They are all made up of dense silicate balls of rocks.
- The Earth and Mercury are made up of silicate minerals and some iron core but the moon is predominant made up of silicate balls.
- The earth has liquid water on it's surface but the moon has no liquid water.
- The earth is an active planet in terms of tectonic activity. The moon is not active tectonically.
Learn more:
moon brainly.com/question/12785992
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