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

Author Question: A stone is thrown straight up. When it reaches its highest point, A) both its velocity and its ... (Read 116 times)

Tirant22

  • Hero Member
  • *****
  • Posts: 532
A stone is thrown straight up. When it reaches its highest point,
 
  A) both its velocity and its acceleration are zero.
  B) its velocity is zero and its acceleration is not zero.
  C) its velocity is not zero and its acceleration is zero.
  D) neither its velocity nor its acceleration is zero.
  E) neither velocity nor acceleration can be determined without additional information.

Question 2

An object with a mass of 10 kg is moving along a horizontal surface. At a certain point it has 40 J of kinetic energy.
 
  If the coefficient of friction between the object and the surface is 0.40, how far will the object go beyond that point before coming to a stop? Use g = 10 m/s2.
  A) 17 cm
  B) 42 cm
  C) 60 cm
  D) 5.7 cm
  E) 100 cm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blazinlyss

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

B

Answer to Question 2

E



Tirant22

  • Hero Member
  • *****
  • Posts: 532
Both answers were spot on, thank you once again




 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

For a complete list of videos, visit our video library