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

Author Question: Driver A is cruising along enjoying the fall colors. Driver B starts her car at the instant he ... (Read 237 times)

chandani

  • Hero Member
  • *****
  • Posts: 541

Driver A is cruising along enjoying the fall colors. Driver B starts her car at the instant he passes her. Their velocities are shown as functions of time in the graph below. At what instants in time on the graph are drivers A and B side by side?
 
   


   
  a.
  0 s, 2 s
   
  b.
  0 s, 4 s
   
  c.
  2 s, 4 s
   
  d.
  2 s, 6 s
   
  e.
  4 s, 6 s

Question 2

Five motion diagrams in which points represent the positions of an object at equal time intervals are shown below. Which statement is correct?
 
 
   
  a.
  A has the greatest speed and the greatest acceleration.
   
  b.
  C has decreasing speed.
   
  c.
  D slows down and then speeds up.
   
  d.
  D speeds up and then slows down.
   
  e.
  E has a greater speed than A.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ultraflyy23

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

d

Answer to Question 2

d



chandani

  • Hero Member
  • *****
  • Posts: 541
Both answers were spot on, thank you once again




 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library