« previous next »

Author Question: The presence of ________ planets orbiting it shows us the Sun belongs to Population I. Fill in ... (Read 55 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
The presence of ________ planets orbiting it shows us the Sun belongs to Population I.
 
  Fill in the blank(s) with correct word

Question 2

The primordial nucleosynthesis was sped up by the abundance of ________ in the universe once the temperature dropped below a billion K.
 
  A) helium-3 B) hydrogen C) deuterium D) tritium E) helium


Madisongo23

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 27, 2018
Answer to Question 1

terrestrial

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Body size and population density of herbivorous mammals Body size and population density of herbivorous mammals
Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the Myopia (nearsightedness). In the uncorrected top figure, the image comes into focus in front of the
Population Growth Population Growth
Relationship between Income per Capita and Population Growth Relationship between Income per Capita and Population Growth
Bacteria Population Bacteria Population
Distribution Patterns and Population Size Estimates (Bio 30) Distribution Patterns and Population Size Estimates (Bio 30)
Video: Types of Shock (Part 2 of 2)

For a complete list of videos, visit our video library