Author Question: Suppose you live at latitude 30S. Which star is circumpolar in your sky? A) Alpha Centauri B) ... (Read 121 times)

bb

  • Hero Member
  • *****
  • Posts: 544
Suppose you live at latitude 30S. Which star is circumpolar in your sky?
 
  A) Alpha Centauri
  B) Deneb
  C) Spica
  D) Sirius

Question 2

Suppose the Moon's orbit were unchanged, but it rotated faster (meaning it did not have synchronous rotation). Which of the following would be true?
 
  A) The Moon would go through its cycle of phases (from one new Moon to the next) in less time than it does now.
  B) We would no longer always see nearly the same face of the Moon.
  C) Tides would be stronger; that is, higher high tides and lower low tides.
  D) High tides would occur more frequently than they do now.
  E) All of the above are true.



joewallace

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

For a complete list of videos, visit our video library