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- 1. Multiple-choice10 seconds1 pt
It is a complete description that includes both speed and direction
distance
displacement
speed
velocity
- 2. Multiple-choice10 seconds1 pt
If the velocity of a moving object is constant, the acceleration is _________.
positive
negative
constant
zero
- 3. Multiple-choice10 seconds1 pt
When the speed of an object does not change, it is moving at _______________.
increasing speed
decreasing speed
constant speed
instantaneous speed
- 4. Multiple-choice10 seconds1 pt
A vector quantity that refers to "how far out of place an object is
distance
displacement
speed
velocity
- 5. Multiple-choice10 seconds1 pt
The rate at which velocity changes
velocity
acceleration
displacement
motion
- 6. Multiple-choice10 seconds1 pt
What does a distance - time graph indicate?
speed
velocity
acceleration
motion
- 7. Multiple-choice20 seconds1 pt
Which graph shows that a body is at rest?
A
B
C
D
- 8. Multiple-choice20 seconds1 pt
If a biker rides west for 50 miles from his starting position, then turns and bikes back east 80 miles. What is his net displacement?
130 miles
30 miles east
30 miles west
0
- 9. Multiple-choice20 seconds1 pt
A car is moving on a straight road at a constant speed in a single direction. Which of the following statements is true?
Average velocity is zero.
The magnitude of average velocity is equal to the average speed.
The magnitude of average velocity is greater than the average speed.
The magnitude of average velocity is less than the average speed.
- 10. Multiple-choice20 seconds1 pt
How many times does this object STOP moving (stay at rest for multiple seconds)?
none
once
twice
three times
