4. ppp help mehh
i will give branliest

The inner planets mercury, venus, earth, and mars were formed by

Explain the reason for having an equator and a prime meridian. how do these two lines us to navigate our world? describe your opinion in at least two to three sentences.

Sketch, label, and explain the rock cycle. your sketch should contain descriptions of all eight key processes. in addition, use sentences (no sketch) to describe why a rock might not experience the entire rock cycle.