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 37 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
Wow, this really help

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

The Upper Cave at Zhoukoudian yields ages of about 25,000 years for Homo sapiens. The Upper Cave at Zhoukoudian yields ages of about 25,000 years for Homo sapiens.
The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve The approval of a new drug is a four-stage process: (1) preclinical investigation, (2) clinical inve
Preschool: 3–6 years. Preschool: 3–6 years.
Stepwise approach for managing asthma in adults and patients 12 years and older. Stepwise approach for managing asthma in adults and patients 12 years and older.
Life Cycle Nutrition: Toddlers through the Later Years Life Cycle Nutrition: Toddlers through the Later Years
Three years old drawing Three years old drawing
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library