Author Question: What kind of observations can astronomers use to study Io's volcanoes? A) spectroscopy to ... (Read 22 times)

Starlight

  • Hero Member
  • *****
  • Posts: 567
What kind of observations can astronomers use to study Io's volcanoes?
 
  A) spectroscopy to determine the composition of the plumes
  B) infrared images to study warm plumes on Io's night-side
  C) visible-light images to study the distribution of sulfur compounds on its surface
  D) visible-light images to study plumes using reflected sunlight
  E) all of the above

Question 2

The light output from some quasars varies in just a few hours.
 
  Indicate whether the statement is true or false



shayla

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

E

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

For a complete list of videos, visit our video library