Sam and Sara have taken their math textbooks to the top of a twelve-story building and look at the pool which is 160 straight below them. Sam just lets go of his book, while Sara throws her book down with an initial velocity of 48 feet per second. How many seconds does it take each book to hit the water?

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.