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________ 1. During the Eocene Epoch (early Cenozoic Era) , the average global cl

ID: 105408 • Letter: #

Question

________ 1. During the Eocene Epoch (early Cenozoic Era) , the average global climate was _____ than today.

A. wetter and warmer B. wetter and drier C. drier and warmer D. drier and wetter

________ 2. T or F: The Big Bang's singularity included all of the present universe's energy/matter and space-time.

________ 3. T (true) or F (false): High air temperature is the primary criterion for defining a desert.

________ 4. Latitudinal climate zones of Earth (tropical, temperate, polar) are due in part to ___.

A. the tilt of Earth’s axis of rotation. C. the distance of Earth from the sun.

B. the rotation of the Earth D. the curvature of Earth’s surface.

Explanation / Answer

1. It was drier and warmer than it is today. At that time the climate was much more warmer than it is today and consistent no matter the proximity to the equator, after which cool and dry period started. Answer is "c"

2. True, as there was nothing prior to the singularity it is believed that all of this universe and space time have taken birth from the big bang's singularity. These things exist after a favourable condition developed.

3. False, the primary criterion for defining a desert is aridity amd not high air temperature.

4. Answer is "a". Since the earth's axis is tilted 23.5° to the perpendicular it receives different amount of light in different seasons. On this basis these zones are divided.