This topic contains a solution. Click here to go to the answer

Author Question: In composition and density, the asteroids most resemble: A) comets. B) the Sun. C) jovian ... (Read 25 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
In composition and density, the asteroids most resemble:
 
  A) comets.
  B) the Sun.
  C) jovian moons.
  D) pieces of terrestrial planets.
  E) Kuiper Belt objects like Pluto.

Question 2

Black holes, by definition, cannot be observed directly. What observational evidence do scientists have of their existence?
 
  A) Theoretical models predict their existence.
  B) Gravitational interaction with other objects.
  C) Space is, overall, very black.
  D) We have sent spacecraft to nearby black holes.
  E) We have detected neutrinos from them.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

okolip

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

D

Answer to Question 2

B



hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Both answers were spot on, thank you once again



okolip

  • Sr. Member
  • ****
  • Posts: 362

 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

For a complete list of videos, visit our video library