This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: All the following statements are true. Which one explains why our calendar has leap years? A) ... (Read 14 times)

Tirant22

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


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

C

Answer to Question 2

D


Tirant22

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

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Defying thousands of years of conventional wisdom, scientists are reporting that it is possible for Defying thousands of years of conventional wisdom, scientists are reporting that it is possible for
A single-gene model explains Mendel’s ratios A single-gene model explains Mendel’s ratios
The cranium of early African H. erectus KNM-ER 3733 is nearly 1.8 million years old. The cranium of early African H. erectus KNM-ER 3733 is nearly 1.8 million years old.
Step-Wise Treatment of Asthma in Children > 12 Years of Age and Adults Step-Wise Treatment of Asthma in Children > 12 Years of Age and Adults
The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years The apples of today are larger and sweeter than their ancestors, thanks to hundreds of years
Anterosuperior view of true pelvis (blue) Anterosuperior view of true pelvis (blue)
Video: Dietary Cholesterol & LDL

For a complete list of videos, visit our video library