How is coal formed? from hydrothermal deposits from igneous intrusions from 300 to 400 million year old plant remains from oil deposits that have solidified

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.

Which best term to describe a chemical reaction that absorbs energy from its surroundings? a.thermal conductor b.thermal insulator c.endothermic d.exothermic

How to know which equation of motion to use where?explain