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

Author Question: Somewhere between the Earth and the Moon is a point where the gravitational attraction of the Earth ... (Read 140 times)

craiczarry

  • Hero Member
  • *****
  • Posts: 527
on: Jul 28, 2018
Somewhere between the Earth and the Moon is a point where the gravitational attraction of the Earth is canceled by the gravitational pull of the Moon. The mass of the Moon is 1/81 that of the Earth. How far from the center of the Earth is this point?
 a. 8/9 the way to the Moon
  c. 3/4 the way to the Moon
  b. 9/10 the way to the Moon
  d. 80/81 the way to the Moon

Question 2

An object when orbiting the Earth at a distance of three Earth radii from the center of the Earth has a weight of 2.0 N. What is the object's mass? (g at the surface of the Earth is 9.8 m/s2)
 a. 0.10 kg
  c. 0.92 kg
  b. 1.8 kg
  d. 1.0 kg


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nathang24

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


craiczarry

  • Member
  • Posts: 527
Reply 2 on: Jul 28, 2018
Excellent

juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Possible Earth 5 billion years from now Possible Earth 5 billion years from now
teach their children to care for the earth in hopes of passing on a better world to future generatio teach their children to care for the earth in hopes of passing on a better world to future generatio
The Far Side of the Moon The Far Side of the Moon
Earth Atmosphere Earth Atmosphere
The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur
Moon Moon
Video: Structures that affect circulation - heart and systolic/diastolic BP

For a complete list of videos, visit our video library