Which of the following best describes a process of erosion?

A.
Rocks along the coast are broken up by waves crashing into the shore.
B.
Mud, silt, sand, and pebbles are carried across the region by running water.
C.
Glaciers wear down and smooth rock as they slide across it.
D.
The wind lays down sediment to form small hills called dunes.

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.