Author Question: Heat rising from Earth's interior drives erosion. a. True b. False Indicate whether the ... (Read 21 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
Heat rising from Earth's interior drives erosion.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Which type of nebula is produced when a star, hotter than 25,000 K, excites the gas near it to produce an emission spectrum producing a distinctive pink color?
 
  a. emission nebulae
  b. H I
 c. reflection nebulae
  d. dark nebulae
 e. spectral type B6



amynguyen1221

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

False

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

For a complete list of videos, visit our video library