This topic contains a solution. Click here to go to the answer

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

Tirant22

  • Hero Member
  • *****
  • Posts: 532
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hugthug12

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

C

Answer to Question 2

D




Tirant22

  • Member
  • Posts: 532
Reply 2 on: Jul 27, 2018
Excellent


amcvicar

  • Member
  • Posts: 341
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

For a complete list of videos, visit our video library