This topic contains a solution. Click here to go to the answer

Author Question: Contrast observation of ionized and neutral hydrogen in space. What will be an ideal ... (Read 88 times)

Zoey63294

  • Hero Member
  • *****
  • Posts: 539
Contrast observation of ionized and neutral hydrogen in space.
 
  What will be an ideal response?

Question 2

The Allen Telescope Array is one of the many radio searches for extraterrestrial life.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

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

Emission nebula glow bright red from the ionized hydrogen around hot young stars, but most of the hydrogen is cooler, neutral, and transparent; it can best be mapped from its 21-cm radio emission instead.

Answer to Question 2

TRUE





 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

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?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

For a complete list of videos, visit our video library