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Author Question: All the following statements are true. Which one explains why our calendar has leap years? A) ... (Read 31 times)

Tirant22

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on: Jul 27, 2018
All the following statements are true. Which one explains why our calendar has leap years?
 
  A) Earth's axis precesses with a period of about 26,000 years.
  B) There is a difference between a sidereal year and a tropical year.
  C) A tropical year is slightly more than 365 days.
  D) Earth's speed varies as it orbits the Sun.

Question 2

In the Tharsis region of Mars we find
 
  A) a huge impact basin
  B) heavily cratered highlands
  C) smooth rolling plains
  D) huge shield volcanoes like Olympus Mons


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hugthug12

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

C

Answer to Question 2

D


Tirant22

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Reply 2 on: Jul 27, 2018
Excellent

amcvicar

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Reply 3 on: Yesterday
:D TYSM

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