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

Author Question: A ball rolls off the edge of a table. The horizontal component of the ball's velocity remains ... (Read 114 times)

clippers!

  • Hero Member
  • *****
  • Posts: 828
on: Jul 29, 2018
A ball rolls off the edge of a table. The horizontal component of the ball's velocity remains constant during its entire trajectory because
 
  A)
 
  the ball is not acted upon by any force.
  B)
 
  the net force acting on the ball is zero.
  C)
 
  the ball is not acted upon by a force in the horizontal direction.
  D)
 
  the ball is not acted upon by a force in the vertical direction.
  E)
 
  None of the other choices is correct.

Question 2

Cathode rays are now known to be
 
  A)
 
  electrons.
  B)
 
  visible light rays.
  C)
 
  protons.
  D)
 
  x-rays.
  E)
 
  short wavelength light rays.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A


clippers!

  • Hero Member
  • *****
  • Posts: 828
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


Eazy416

  • Sr. Member
  • ****
  • Posts: 360
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Skeletal remains from the Sima de los Huesos, Sierra de Atapuerca, Spain. Skeletal remains from the Sima de los Huesos, Sierra de Atapuerca, Spain.
Jerry Uelsmann, Untitled (tree component). Jerry Uelsmann, Untitled (tree component).
This bike actually flies—thanks to six horizontal propellers and a battery-powered motor. Changing ... This bike actually flies—thanks to six horizontal propellers and a battery-powered motor. Changing ...
Stages of Sleep in Cats: A cat in non-REM sleep remains upright Stages of Sleep in Cats: A cat in non-REM sleep remains upright
Use the information in the above table to establish a Born-Haber cycle to determine the ... Use the information in the above table to establish a Born-Haber cycle to determine the ...
If y = 0.02 sin (30x - 400t) (SI units), the velocity of the wave is If y = 0.02 sin (30x - 400t) (SI units), the velocity of the wave is
Video: Burn Animation

For a complete list of videos, visit our video library