Suppose you take a trip that covers 180 km and takes 3 hours to make. your average speed is

How does convection affect our atmosphere? our layers of earth? our oceans?

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 law of the conservation of momentum says that the total momentum of any closed and isolated system cannot