How much heat is needed to raise the temperature of 2 kg of copper from 20º to 30ºc. the specific heat of copper is 390 j/kgºc.

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The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?