Exam 1 Target 4 Preap Numbers 11-15

5 Questions | By Sfduke | Last updated: Aug 29, 2015 | Total Attempts: 90

Questions and Answers

1.

11. The speed of a car will increase if the car’s
- A.
  
  A. initial velocity is positive and its acceleration is zero.
- B.
  
  B. initial velocity is positive and its acceleration is positive.
- C.
  
  C. initial velocity is positive and its acceleration is negative.
- D.
  
  D. initial velocity is negative and its acceleration is positive.
2.

12. For a scooter with a negative acceleration, which of the following statements is always true?
- A.
  
  A. The scooter is losing speed.
- B.
  
  B. The final velocity of the scooter will be negative.
- C.
  
  C. The initial velocity of the scooter will be greater than its final velocity.
- D.
  
  D. The scooter will have a negative displacement.
3.

13. Four people are riding the bicycles along different paths. Bicyclist 1 is traveling east at a constant speed of 10 mph. Bicyclist 2 is traveling north at a constant speed of 5 mph. Bicyclist 3 is traveling along a circular path at a constant speed of 7 mph. Bicyclist 4 is traveling along a radius of Bicyclist 3's circular path at a constant speed of 20 mph. Which of the bicyclists is accelerating along his/her path?
- A.
  
  A. Bicyclist 1
- B.
  
  B. Bicyclist 2
- C.
  
  C. Bicyclist 3
- D.
  
  D. Bicyclist 4
4.

14. While a car travels around a circular track at constant speed, its
- A.
  
  A. acceleration is zero
- B.
  
  B. velocity is zero
- C.
  
  C. both a and b
- D.
  
  D. none of the above
5.

15. Acceleration is defined as
- A.
  
  A. rate of displacement.
- B.
  
  B. the rate of change of displacement.
- C.
  
  C. the change in velocity.
- D.
  
  D. the rate of change of velocity.

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Exam 1 Target 4 Preap Numbers 11-15

Questions: 5 | Attempts: 87 | Last updated: Aug 29, 2015

Sample Question
11. The speed of a car will increase if the car’s

A. initial velocity is positive and its acceleration is zero.

B. initial velocity is positive and its acceleration is positive.

C. initial velocity is positive and its acceleration is negative.

D. initial velocity is negative and its acceleration is positive.

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