1- Which of the following best describes a desert? A- A region so arid (dry) it

Question

1- Which of the following best describes a desert?

A- A region so arid (dry) it contains no permanent water

B- A region so dry it contains no permanent water

C- A region so hot no vegetation can grow

D- All of the above

2- By putting events in relative order, scientists can use that order to determine precisely how long geologic event took place.

True

False

3- What are some of the causes of ice ages throughout geologic time?

A- Decreases in greenhouse gases in the atmosphere

B- Increases in Earth’s overall albedo

C- Changes in ocean currents

D- All of the above

4- Which of the following statements about currents is correct?

A- Currents can be wind-, or tidally-driven

B- Cross-shore currents include dangerous rip currents

C- Longshore currents are responsible for beach drif, or sand movement alongshore

D- All of the above

Explanation / Answer

1) answer : D

a desert is a dry land which receives less than 10 inches of precipitation per year and no significant vegetation occurs. they are mostly madeup of barrenlands with little sand

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