« previous next »

Author Question: We can study how galaxies evolve because ________. A) galaxies are transparent to visible light ... (Read 89 times)

stock

  • Hero Member
  • *****
  • Posts: 573
on: Jul 27, 2018
We can study how galaxies evolve because ________.
 
  A) galaxies are transparent to visible light
  B) we can watch as they interact in real time
  C) the farther away we look, the further back in time we see
  D) we are really smart astronomers

Question 2

What color are most of the stars closest to the Sun?
 
  What will be an ideal response?


AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

orange or red


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Went and Briggs demonstrated the relationship between light perception and auxin function. Went and Briggs demonstrated the relationship between light perception and auxin function.
Chris Burden, Urban Light. Chris Burden, Urban Light.
Transduction of Light by Photoreceptors Transduction of Light by Photoreceptors
Apply light effleurage around abdomen in a large circle with the palm of a flat hand. Apply light effleurage around abdomen in a large circle with the palm of a flat hand.
The surface temperature of the star is 6000 K. At what wavelength is its light output a maximum The surface temperature of the star is 6000 K. At what wavelength is its light output a maximum
Ciliated protozoan Tetrahymena with buccal cavity visible. Ciliated protozoan Tetrahymena with buccal cavity visible.
Video: Electromagnetic Spectrum, Chlorophyll and Pigment & Light

For a complete list of videos, visit our video library