The benefits of a contract are: when ever you come across a problem with your car or find out that what you agreed on with your dealership is not there, you can go back to your contract and state out what you agreed on and it provide you with done sort of security or right
Air causes The force of the moon pulls on earths waters
Tsunami a water wave almost the size of a tornato
The Columbian Exchange connected the Eastern and Western Hemispheres by using same things like food, livestock, and crops.