1. In 6.0 seconds, a duck walks from x = 20 m to x-5 m. (a) What is the duck's displacement? (b) What is the duck's velocity?

this a false

explanation:

car a and b are moving in opposite directions

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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