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 155 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?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Balloon angioplasty: (A) deflated balloon catheter is approaching an atherosclerotic plaque; (B) pla Balloon angioplasty: (A) deflated balloon catheter is approaching an atherosclerotic plaque; (B) pla
Frank Lloyd Wright, Table lamp, executed for the Linden Glass Co. for the Susan Lawrence Dana ... Frank Lloyd Wright, Table lamp, executed for the Linden Glass Co. for the Susan Lawrence Dana ...
Horizontal, frontal (coronal), and sagittal planes in the human brain and a cross section of the ... Horizontal, frontal (coronal), and sagittal planes in the human brain and a cross section of the ...
Vertical and Horizontal Changes in Pressure Vertical and Horizontal Changes in Pressure
Good body mechanics when facing the head or foot of the table. A. Head and back in alignment. B. ... Good body mechanics when facing the head or foot of the table. A. Head and back in alignment. B. ...
Table - Correlation Analysis Table - Correlation Analysis
Video: Primary Active Transport - electrochemical gradient and ion transport / water movement

For a complete list of videos, visit our video library