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

Author Question: According to the universal law of gravitation, if you double the masses of both attracting objects, ... (Read 72 times)

Destiiny22

  • Hero Member
  • *****
  • Posts: 557
on: Jul 27, 2018
According to the universal law of gravitation, if you double the masses of both attracting objects, then the gravitational force between them will
 
  A) not change at all.
  B) increase by a factor of 2.
  C) decrease by a factor of 2.
  D) increase by a factor of 4.
  E) decrease by a factor of 4.

Question 2

Suppose it turns out that one in 1 million stars has a planet that at some point in its history is home to an advanced civilization. Then the total number of civilizations that have arisen in our galaxy would be closest to
 
  A) 4.
  B) 40.
  C) 400.
  D) 4,000.
  F) 40,000.
  E) 400,000.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

BUTTHOL369

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

E


Destiiny22

  • Member
  • Posts: 557
Reply 2 on: Jul 27, 2018
:D TYSM

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Differently shaped objects were placed in the nests of robins and catbirds. Differently shaped objects were placed in the nests of robins and catbirds.
DNA Is a Double Helix DNA Is a Double Helix
Kuiper Belt Objects Kuiper Belt Objects
A pathway for homologous recombination to repair DNA double-strand breaks A pathway for homologous recombination to repair DNA double-strand breaks
Air masses interact to produce weather Air masses interact to produce weather
Normal and thermal inversion air masses interaction Normal and thermal inversion air masses interaction
Video: Origin of organelles Animation

For a complete list of videos, visit our video library