Name:    03-03 - Position, Velociy, & Acceleration

Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

 A particle starts by moving to the right along a horizontal line; the graph of its position function is shown in the graph.For which time interval is the particle’s velocity the greatest?
 a. (0, 1) d. (2, 4) b. (1, 2) e. (4, 5) c. (1, 4) f. (5, 7)

2.

 A particle starts by moving to the right along a horizontal line; the graph of its velocity function is shown in the graph from t = 0 seconds to t = 6 seconds.For which interval of time is the particle moving to the left (or backwards) based on the graph?
 a. d. b. e. c. f. Not Enough Information was provided.

3.

A particle moves along a straight line with equation of motion . Find the instantaneous velocity of the particle at time .

 a. d. b. e. c. f.

4.

 A particle starts by moving to the right along a horizontal line; the graph of its position function is shown in the graph from t = 0 seconds to t = 6 seconds.What would be the only graph below that is a possible graph of the velocity of the particle based on the graph of the position of the function?
 a. c. b. d.

5.

 A particle starts by moving to the left along a horizontal line; the graph of its velocity function in feet per second is shown in the graph from t = 0 seconds to t = 7 secondsWhat is the acceleration of the particle att = 2 seconds?
 a. - 2 ft/s2 d. 2 ft/s2 b. 0 ft/s2 e. 2.2 ft/s2 c. 1 ft/s2 f. 3 ft/s2

6.

The equation of motion of a particle is  defined by  , where ‘s’ is in meters and ‘t’ is in seconds.  (Assume .)

Find the time(s) at which the acceleration of the particle  is 0.
 a. d. b. e. c.