a truck on the freeway, traveling at 30 m/s slams on the brakes. the truck comes to a rest in 4.7 seconds & travels 70 meters while stopping. what was the trucks acceleration while braking?

f=ma newton's second law 7x8=56n

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods