22 questions
In each of the following cases, determine where the car has no acceleration?
A car speeds up after a stoplight turns green.
A car slows down as it approaches a red light
A car with the cruise control set at 80 km/h going down a straight highway
A car turning a curve at a constant speed
The SI unit for acceleration is
mph
ft/sec
m/s2
m/s
When are you undergoing an acceleration in a car? (Choose all that are correct)
speed up
slow down
make turns
constant speed
A positive acceleration means that your object is _____.
not accelerating
not moving
speeding up
slowing down
The equation for acceleration is...
A correct measure of velocity would be
300 m/hr
7,800 m/sec
40 kn/hr north
Match the description to the graph:
"The car is stopped."
Which of the following describes the car traveling in this graph
The car is moving in the positive direction
The car is moving in the negative direction
The car is slowing down
The car is speeding up
The car is moving with a constant velocity
Which of the following describes the car traveling in this graph
The car is moving in the positive direction
The car is moving in the negative direction
The car is slowing down
The car is speeding up
The car is moving with a constant velocity
Which of the following describes the car traveling in this graph
The car is moving in the positive direction
The car is moving in the negative direction
The car is slowing down
The car is speeding up
The car is moving with a constant velocity
Which of the following describes the car traveling in this graph
The car is moving in the positive direction
The car is moving in the negative direction
The car is slowing down
The car is speeding up
The car is moving with a constant velocity
What is happening at the green circle?
The car is changing direction
The car is slowing down
The car comes to a stop
The car crosses the reference point
Which part(s) of the graph show an increasing velocity?
A-B
B-C
C-D
D-E
E-F
Which part(s) of the graph show a decreasing velocity?
A-B
B-C
C-D
D-E
E-F
Where on the graph is the object at rest?
A-B
B-C
C-D
D-E
E-F