Answer:
It is mainly about the geography
Explanation:
Answer:
B. toward the center of the earth
Answer:
It includes three main layers: crust, mantle and core.
Explanation:
Answer: A medium-mass star will become a white dwarf at the end of it's life cycle.
Explanation:
The life cycle of a medium-mass star (according to the picture, which I can attach for you if you want) is:
1. Interstellar Cloud
2. Protostar
3. Small Star
4. Red Giant
5. Planetary Nebula
6. White Dwarf
Answer: It evaporates and recirculates through the rain cycle, so we do get it back
Explanation: