« previous next »

Author Question: Two athletes jump straight up. John has twice the initial speed of Harry. Compared to Harry, John ... (Read 64 times)

Deast7027

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
Two athletes jump straight up. John has twice the initial speed of Harry. Compared to Harry, John jumps
 
  A) 0.50 times as long.
  B) 1.41 times as long.
  C) twice as long.
  D) three times as long.
  E) four times as long.

Question 2

State the Conservation of Linear Momentum.
 
  What will be an ideal response?


AmberC1996

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

If the net force acting on an object is zero, its momentum is conserved.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Deast7027

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


AmberC1996

  • Sr. Member
  • ****
  • Posts: 317
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

The Speed of Light Is Constant The Speed of Light Is Constant
This map shows the percentage of Protestants by state in Germany. When compared to the previous map This map shows the percentage of Protestants by state in Germany. When compared to the previous map
That politics was always a rough business is shown in this cartoon, which shows Lincoln, assisted by That politics was always a rough business is shown in this cartoon, which shows Lincoln, assisted by
Spring for the Crane and Deer. Beginning position: Legs straight and together, arms at sides of ... Spring for the Crane and Deer. Beginning position: Legs straight and together, arms at sides of ...
Female athletes Female athletes
At what speed does Grogzetti need to take the curve to avoid sliding? At what speed does Grogzetti need to take the curve to avoid sliding?
Video: Elementary kinetics

For a complete list of videos, visit our video library