Definitions
Position vs Time
Velocity vs Time
Acceleration
Random
Final Jeopardy
100
What is another word for change in velocity per unit of time?
acceleration
100
On a position vs time graph, what represents velocity?
Slope
100
What do we use to find the displacement on velocity vs time graph?
Area under the curve
100
What do we use to find the change in velocity on an acceleration vs time graph?
Area under the curve
100
Which segment has the greatest speed?
Segment B
200
What is definition of displacement?
change in position
200
Does this object have positive or negative displacement?
Positive
200
What do you use to find acceleration a velocity vs time graph?
slope
200
Which graph best represents the acceleration due to gravity?
Graph I
200
What is the magnitude of the instantaneous velocity of the particle when t = 2.5 s?
12 m/s
300
Is speed a scalar or a vector?
scalar
300
Is this object speeding up, slowing down, or moving at constant speed?
Slowing down
300
A motorized scooter starts from rest and accelerates for 2 s at 3 m/s2. It continues at a constant speed for 8 s. Graph velocity versus time to describe this motion.
300
Below is the acceleration vs time graph of an object. True or False: The object must be at rest. Explain your reasoning.
False: The object can be moving with constant positive velocity
300
What is the squirrel's average velocity between 0.0 s and 4.0 s?
-0.5 m/s
400
Is velocity a scalar or a vector?
vector
400
At what time is the speed of the object = 0 m/s?
t = 20 s
400
What is the acceleration of the object at 25 s?
-2 m/s2
400
T or F: The following acceleration vs time graph shows constant positive acceleration
False
400
Which of the graphs below could represent the displacement of an object that was dropped straight downward, given that upward is the positive direction?
Graph F
500
T or F: Positive acceleration means that an object is speeding up
False
500
What is total distance the object travels from 0 to 6 s?
80 m
500
What is the object's displacement from 0 to 4 seconds?
16 m
500
Which of the graphs below could represent the acceleration of an object that was dropped straight downward, given that upward is the positive direction?
Graph I
500
Where on the graph is the acceleration of the ball 0 m/s2?
Trick Question: The acceleration remains -4 m/s2
500
What is the average speed of the particle between t = 1 s and t = 6 s?
16 m/s