Author Question: Spiral tracers tend to be old, luminous stars. a. True b. False Indicate whether the statement ... (Read 28 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
Spiral tracers tend to be old, luminous stars.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

You would like to see through the dust in a cloud to find protostars. Which band of the electromagnetic spectrum would you need to look in?
 
  a. infrared b. visual
  c. UV d. X-ray



ebe

  • Sr. Member
  • ****
  • Posts: 320
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?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

For a complete list of videos, visit our video library