You punt a ball straight up at 20 m/s. what is the balls hangtime

the answer is 46 mls because when you add the speed per second it increses the speed

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

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