Witch of the following is considered a renewable resource trees, oil, or coal

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

This is important 1. what happens to the speed of molecules in water vapor when it condenses to form a liquid? (2 points) the molecules slow down. the molecules speed up. the molecules slow down and then speed up. the molecules speed up and then slow down. 2. how might human activities change to compensate for a decrease in water supplies? (2 points) humans might build a factory. humans might build drainage systems. humans might extract more water from the ground. human behavior does not change because of the water cycle. i'll be grateful if anyone can answer these 2 questions !