In order to make an electromagnet, you need a

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

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

Which component of the earth’s atmosphere is decreased due to photosynthesis?