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Which of the following is true of the eye of a hurricane?

Ash and lapilli are different sized pyroclastic particles.

A poleward-moving ocean current is ________.

Which of the following methods would be best for dating events from the historic past, or recent geologic history?

Visualize five horizontal sedimentary strata exposed in a cliff or canyon wall identified by consecutive numbers, 1 being the lowest bed and 5 being the highest. Which of the following statements concerning the strata are TRUE?

Which of the following methods would be best for dating events from the historic past, or recent geologic history?

The time between the first P-wave and S-wave arrivals is a measure of the distance from a receiving station to the epicenter of the earthquake.

Water flowing back down the beach after a wave has broken is known as ________.

Assume that you have just examined several flat-lying sedimentary layers. After much study you determine that there is a considerable span of time for which no sedimentary rock layer exists at this site. You have just discovered a(n) ________.

A sandbar that completely crosses a bay, sealing it off from the open ocean is a ________.