Which type of rock is formed when heat and pressure act on existing rocks

Metamorphic because of the fact that metamorphic literally means to change, and metamorphic rocks are made from the rock being changed because of heat and pressure.

wind moving at higher speeds will transfer more energy to the water, resulting in stronger waves.

probably not the "magnets"in the magnet, so to speak, are thought to be electrons orbiting in shells. vurrent loops two sides to the loop