Achemical reaction in witch more energy is absorbed than is released is endothermic

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.

The mantle is made up of which structural zones?

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.