a truck is parked at the bottom of a hill and moves from the bottom of a hill and parks at the top compared to when it was parked at the bottom of the hill. it's new position the truck now has, please answer this question​

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?