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Author Question: On a photograph of the Earth's moon, the moon measures 30 cm in diameter and a small crater measures ... (Read 328 times)

pepyto

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on: Jul 27, 2018
On a photograph of the Earth's moon, the moon measures 30 cm in diameter and a small crater measures 0.2 cm. The moon's physical diameter is 1738 km. What is the physical diameter of the small crater?
 
  a. about 1738 km
  b. about 12 km
  c. about 520 km
  d. about 350 km
  e. about 3.5 km

Question 2

An offspring born with altered DNA due to radioactivity, cosmic rays, or errors in reproduction
 
  a. is called a mutant.
  b. is called a new species.
  c. is more likely to survive than if its DNA were not altered.
  d. is no different than if its DNA were unchanged.
  e. will never be able to reproduce itself.


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lindahyatt42

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

A


pepyto

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

fatboyy09

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Reply 3 on: Yesterday
Wow, this really help

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