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 71 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

dantucker

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

The Volumes of Objects with Different Densities The Volumes of Objects with Different Densities
Double-label fluorescence microscopy can visualize the relative distributions of Double-label fluorescence microscopy can visualize the relative distributions of
John Ahearn, Homage to the People of the South Bronx: Double Dutch at Kelly Street 1: Frieda, ... John Ahearn, Homage to the People of the South Bronx: Double Dutch at Kelly Street 1: Frieda, ...
Continental Polar (cP) and Continental Arctic (cA) Air Masses Continental Polar (cP) and Continental Arctic (cA) Air Masses
How many double bonds they contain How many double bonds they contain
Analysis of double-mutant phenotypes to find order of genes in developmental pathways Analysis of double-mutant phenotypes to find order of genes in developmental pathways
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

For a complete list of videos, visit our video library