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- 1. Multiple Choice
One of the physics units for measuring distance is m/s
True
False
- 2. Multiple Choice
One of the physics units for velocity is m
True
false
- 3. Multiple Choice
In physics speed is a scalar quantity
true
false
- 4. Multiple Choice
In physics velocity is a scalar quantity
True
false
- 5. Multiple Choice
speed is
a measure of how fast something is moving
always measured in terms of a unit of distance divided by a unti of time
the distance covered per unit of time
all of the above
none of the above
- 6. Multiple Choice
When a car's acceleration is negative, what is happening to the car's motion?
the car slows down
the car speeds up
the car travels at constant speed
the car remains at rest
- 7. Multiple Choice
Acceleration is defined as
the rate of change of distance
the rate of change of displacement
the rate of change of time
the rate of change of velocity
- 8. Multiple Choice
Which one of the following situations represents acceleration?
increasing speed
decreasing speed
changing directions
all options
none
- 9. Multiple Choice
Suppose you are in a car that is going around a curve. The speedometer reads a constant 30 miles per hour. Which of the following is NOT true?
You and the car are accelerating
your direction (position) is constant
your speed is constant
your direction (position) is changing
- 10. Multiple Choice
In the absence of air resistance, as an object falls freely its
velocity increases
acceleration increases
both
neither
- 11. Multiple Choice
In the absence of air resistance, objects fall at constant
speed
velocity
accleration
distance
- 12. Multiple Choice
A vector is a quantity that has
magnitude and time
time and direction
magnitude and direction
- 13. Multiple Choice
The slope of a position vs time graph gives
velocity
speed
acceleration
distance
- 14. Multiple Choice
what does a curve on a position vs time graph suggest
negative displacement
negative position
positive displacement
change in velocity
- 15. Multiple Choice
which would hit the group first if dropped from the same height in a vacuum - a feather or metal bolt?
feather
bolt
both objects hit at same time
they would both float
- 16. Multiple Choice
Which of the following is NOT an example of a vector quantity?
distance
displacement
velocity
acceleration
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