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

Author Question: How was Newton able to calculate the period of revolution of the Moon using his gravitation theory, ... (Read 65 times)

pane00

  • Hero Member
  • *****
  • Posts: 579
How was Newton able to calculate the period of revolution of the Moon using his gravitation theory, even though he didn't know the value of G or the masses of the Earth and Moon?
 
  What will be an ideal response?

Question 2

Which of the following has the greatest number of significant figures?
 
  A) 03.1400
  B) 314.1
  C) 3.142
  D) 000.3140
  E) 0.003142



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

14vl19

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

From GmM/r2 = mv2 / r where m,M are lunar and Earth masses and r distance from Earth to Moon; he got period T = 2 r3/2 / (GM)1/2.
But he knew g=GM/R2 where R is Earth radius, so
T = 2 r3/2 / (gR)21/2 and he knew g, r, and R.

Answer to Question 2

A




pane00

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


sarah_brady415

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

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?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

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.

For a complete list of videos, visit our video library