Answer:
We live in the Phanerozoic EON
Explanation:
Primary eats grass and plants and the secondary eats the primary to get the energy it needs to live
The genetic combination of its parents
About 0.67 km per minute 20km / 30 min
It is colder at the top of a mountain because there is less air pressure. The same amount of heat is now in a larger area so it is more spread out.