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GKE Investigation 1
Test Description: Speed, velocity, acceleration, gravity
Instructions: Answer all questions to get your test result.
1) To calculate the speed and velocity, you must use which formula?
A
distance divided by time
B
distance x time
C
momentum divided by time
D
momentum x time
2) The main difference between speed and velocity is that velocity includes
A
there is no difference
B
magnitude
C
direction
D
units
3) Total distance divided by total time equals
A
momentum
B
instantaneous speed
C
acceleration
D
average speed
4) What is your speed if you walked 100 miles in 1/2 an hour?
A
200 h/mi
B
200 mi/h
C
50 h/mi
D
50 mi/h
5) 5 m/s/s could also be written as:
A
5 meters per second squared
B
5 meters
C
it can't be written any other way
D
5 meters per minute
6) Which object has the greatest force of gravity?
A
Moon
B
a basketball
C
Earth
D
a softball
7) What is weight?
A
No answers are correct.
B
Both answers are correct.
C
The measure of how heavy something is.
D
The measure of how much gravity pulls on an object.
8) What is mass?
A
None of these options
B
The amount of matter in a substance
C
The amount gravity pulls on an object
D
How much something weighs
9) What happens to gravitational force if the distance between two objects increases?
A
It stays the same
B
It gets stronger
C
The force won't change unless mass changes.
D
It gets weaker
10) An object can be accelerating even if its speed is constant if it:
A
changes direction
B
moves in a straight line
C
comes to a stop
D
acceleration must be moving faster
*select an answer for all questions
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