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 106 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?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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