Answer questions 4 and 5.

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Acar travels 40m in 8 seconds find the car speed

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.