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Author Question: The big bang, in which the universe as we know it originated, occurred about: a. 10,000 years ago. ... (Read 91 times)

asmith134

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on: Aug 22, 2018
The big bang, in which the universe as we know it originated, occurred about:
 a. 10,000 years ago.
 b. 25 billion years ago.
 c. 13.7 billion years ago.
 d. 13.7 million years ago.

Question 2

The Earth is really a water planet; what percentage of Earth's surface is covered by water?
 a. 71
 b. 25
 c. 100
 d. 50


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bob

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Reply #1 on: Aug 22, 2018
Answer to Question 1

c

Answer to Question 2

a


asmith134

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Reply 2 on: Aug 22, 2018
Gracias!

mcarey591

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Reply 3 on: Yesterday
Excellent

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