This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Dark Matter is matter that A) cannot be seen, felt, or measured. B) cannot be seen or felt, but ... (Read 46 times)

ishan

  • Hero Member
  • *****
  • Posts: 546
on: Jul 29, 2018
Dark Matter is matter that
 
  A) cannot be seen, felt, or measured.
  B) cannot be seen or felt, but can be measured through its gravitational effects.
  C) is Dark Energy's complement.
  D) is found within a black hole.

Question 2

According to dark matter theory, most of the mass of a spiral galaxy is found
 
  A) within the central supermassive black hole.
  B) within the luminescent spiral arms.
  C) outside of the luminescent spiral arms.
  D) in the form of dark energy.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

macmac

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


ishan

  • Hero Member
  • *****
  • Posts: 546
Reply #2 on: Jul 29, 2018
Thank you!


macmac

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

The Hartlaub's Duck (Pteronetta hartlaubii) is a dark chestnut-coloured duck of African forests The Hartlaub's Duck (Pteronetta hartlaubii) is a dark chestnut-coloured duck of African forests
Young Circumstellar Disks of Matter Young Circumstellar Disks of Matter
Examples of characteristics measured by palpation Examples of characteristics measured by palpation
Cortical Gray Matter in Monozygotic Twins Discordant for Schizophrenia Cortical Gray Matter in Monozygotic Twins Discordant for Schizophrenia
Gray Matter vs. White Matter Gray Matter vs. White Matter
Video: Spinal Cord Injury Animation

For a complete list of videos, visit our video library