« previous next »

Author Question: Why are galaxies in the blue cloud blue? A) They contain hot, young stars that signify active ... (Read 73 times)

joe

  • Hero Member
  • *****
  • Posts: 627
on: Jul 27, 2018
Why are galaxies in the blue cloud blue?
 
  A) They contain hot, young stars that signify active star formation.
  B) They are moving slower than stars in the red cloud.
  C) They contain lots of dust that cause the bluish color.
  D) They contain cold, dying stars that are fading to black.

Question 2

Genetic studies indicate that every living organism on Earth today shares a common ancestor.
 
  Indicate whether the statement is true or false


daiying98

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

he Blue-cheeked Bee-eater, Merops persicus, is a near passerine bird in the bee-eater family, Meropi he Blue-cheeked Bee-eater, Merops persicus, is a near passerine bird in the bee-eater family, Meropi
Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
Great Blue Hole of Belize Great Blue Hole of Belize
Classifying the Spectra of Stars Classifying the Spectra of Stars
Galaxies Forming by Combining Smaller Units Galaxies Forming by Combining Smaller Units
CCS, BECS, biochar, cloud albedo, and ocean fertilization CCS, BECS, biochar, cloud albedo, and ocean fertilization
Video: Stroke volume - afterload definition & hypertension

For a complete list of videos, visit our video library