Astudent walks 3 blocks east, 4 blocks north, and 3 blocks west. what is the displacement of the student?

When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.