A steel ball bearing is released from a height H and rebounds after hitting a steel plate to a height H.
What is true about the collision with the steel plate?

(science)study the following ocean currents map. an ocean currents map is shown. on the map the locations for san diego, california and savannah, georgia are marked. there is a looping current from the north past san diego and a looping current from the south near savannah which statement is most likely correct about the average temperatures in san diego, california as compared to savannah, georgia? it is higher in savannah because of the cool ocean currents from the south. it is higher in savannah because of the warm ocean currents from the north. it is lower in san diego because of the warm ocean currents from the south. it is lower in san diego because of the cool ocean currents from the north.

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

What structural formula represents 4 electrons shared between two atoms?