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

Author Question: A 120-g rubber ball is thrown with a speed of 10 m/s at an oncoming 900-kg car which is approaching ... (Read 107 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
A 120-g rubber ball is thrown with a speed of 10 m/s at an oncoming 900-kg car which is approaching at 30 m/s, and undergoes a one-dimensional elastic collision with the car. What is the speed of the ball after the collision?
 
  A) 10 m/s
  B) 30 m/s
  C) 40 m/s
  D) 50 m/s
  E) 70 m/s

Question 2

The rest mass of a photon is zero kg.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebe

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

E

Answer to Question 2

TRUE




haleyc112

  • Member
  • Posts: 600
Reply 2 on: Jul 29, 2018
Gracias!


pangili4

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

For a complete list of videos, visit our video library