Energy is conserved. It cannot be created or destroyed. Energy can be transferred between stores. The total energy has the same value before and after any changes. A diving platform is 10 m above the ...

There is a question that keeps coming up in discussions I have. "What should elementary students study in science?" Probably the best answer to this question is: something other than what they are ...

Kinetic energy is the energy of mass in motion. The kinetic energy of an object is the energy it has because of its motion. Why can't we walk through walls if atoms are mostly empty space? Physicists ...