Which of the following best explains the law of superposition?
a) in rock layers, the oldest layers are at the bottom and the youngest are at the top
b) in rock layers, the youngest layers are at the bottom and the oldest are at the top
c) due to weathering and erosion, we cannot determine the relative age of rock layers

Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms