Answers Earth and Space Science Sem 2 Unit Test — Unit testQuestion 22

22

QuizMultiple Choice

Unit Test — Unit test

Question 22 • Earth and Space Science Sem 2

What most likely caused the ice ages?

Answer

A

the size of tree rings and the amount of pollen grains

B

solar flares and gassy ejections from the Sun

C

the tilt of the Earth’s axis and the shape of its orbit

D

the temperatures of the Sun and moon

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