Oersted's discovery took years of careful scientific
investigation
?

electromagnetic waves travel through space with vacuums. give me brainliest if right.

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

a 2,000 calorie based diet.

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