Author Question: Which of the following must have occurred in order for the inner planets to grow? A) explosions ... (Read 8 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
Which of the following must have occurred in order for the inner planets to grow?
 
  A) explosions in the Sun
  B) solar wind blasted gases out of the nebula
  C) temperatures cooled throughout the nebula
  D) dust was delivered to the nebula by asteroids and meteors

Question 2

Why did the first planetesimals form at the outer edge of the nebular disk?
 
  A) The smaller particles were gathered at the outer edge.
  B) The heat of fusion was more favorable there.
  C) Cooler temperatures favored condensation there.
  D) The planetary accretion gravity spun the planetesimal particles to the outer edge.



laurnthompson

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

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.

For a complete list of videos, visit our video library