The two major types of dripstone are _______ which hang from cavern ceilings and _______ which develop on the floor of caverns.

The movement of tectonic plates is driven by which of the following?

_______ refers to the perfect of the total volume of rock or sediment that consists of pore spaces.

The physical breakdown and chemical alteration of rock at or near Earth’s surface is _______

Among the following radioactive parent isotopes, which is likely to be used for specimens less than 75,000 years old?

The part of a glacier where there is a net loss to the glacier is called the _________________.

The type of fossil formed when organisms leave tracks, burrows, or waste is a _______ fossil.

Diagram question. Label the major parts of a wave. 1.  _______ 2. _______ 3. _______ 4. _______

_______ are areas of permeable rock strata or sediments that transmit water flow easily.

The mechanism that operates along the oceanic ridge system, to create new seafloor, is _______