The violent volcanoes of South America’s Andes Mountains are a product of _____.

Lithospheric plates shear laterally past one another at _____.

Captain James Cook _____.

Seismic waves are_____.

The “fossil,” or remanent, magnetic field of a rock, is known as _____.

The _____ is the depth where the rate at which calcareous sediments are supplied to the seabed equals the rate at which those sediments dissolve.

Terrigenous sediments come from _____.

How is the seafloor at a mid-ocean ridge (spreading center) different from seafloor at the edges of the ocean basin?

Very few areas along the ocean floor are altogether free of overlying sediment. What could be the reason sediment does not collect in these areas?

Let T be the set {3, 4, 5, 6, 7, 8, 9, 10} and suppose five integers are chosen from T . Must two of these integers have the property that the difference of the larger minus the smaller equals 2?