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

Author Question: What is the ratio of potential energy to total energy for a planet in a circular orbit around the ... (Read 36 times)

aabwk4

  • Hero Member
  • *****
  • Posts: 593
What is the ratio of potential energy to total energy for a planet in a circular orbit around the Sun?
 
  A) 1/2
  B) 1
  C) 2
  D) -1
  E) -2

Question 2

When a spray can is being used, it feels cooler than when it was first picked up. Why?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bhavsar

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

C

Answer to Question 2

The evaporation of the propellant takes heat away from the can and its surroundings.




aabwk4

  • Member
  • Posts: 593
Reply 2 on: Jul 29, 2018
Wow, this really help


Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Excellent

 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

For a complete list of videos, visit our video library