Author Question: Low-mass stars may become hundreds of times more luminous as giants than they were on the main ... (Read 49 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
Low-mass stars may become hundreds of times more luminous as giants than they were on the main sequence.
 
  Indicate whether the statement is true or false

Question 2

From the horizon to the observer's zenith is an angle of
 
  A) 23.5 degrees for observers at the Tropics of Cancer and Capricorn.
  B) 30 degrees for observers at a latitude of 30 degrees north.
  C) 90 degrees for everyone on the Earth.
  D) 66.5 degrees for everyone on the Earth.
  E) 0.0 degrees for an observer at the Earth's north pole.



miss.ashley

  • Sr. Member
  • ****
  • Posts: 371
Answer to Question 1

TRUE

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

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

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

For a complete list of videos, visit our video library