Author Question: Satellites that lack craters are generally old, inactive bodies. Indicate whether the statement ... (Read 46 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
Satellites that lack craters are generally old, inactive bodies.
 
  Indicate whether the statement is true or false

Question 2

The density of the universe is
 
  a. equal to the critical density if the universe is closed.
  b. equal to the critical density if the universe is flat.
  c. greater than the critical density if the universe is flat.
  d. greater than the critical density if the universe is open.
  e. none of the above



Expo

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

F

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Expo

  • Sr. Member
  • ****
  • Posts: 351

 

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

For a complete list of videos, visit our video library