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WorksheetsWeek 2(1) Bell Ringer SPS8.a
Total questions: 9
Worksheet time: 8mins
Name
Class
Date
1.
What is the formula for speed?
a)
speed = distance x time
b)
speed=distance / time
c)
speed = time / distance
d)
speed = distance + time
2.
Velocity is
a)
speed and acceleration
b)
constant speed
c)
a frame of reference
d)
speed in a given direction
3.
A car merges onto a highway and speeds up from 65 mi/hr to 85 mi/hr in 4 seconds. What is the acceleration of the car?
a)
5 mi/hr2
b)
-5 mi/hr2
c)
80 mi/hr2
d)
-80 mi/hr2
4.
A ball of clay is thrown at a wall at a velocity of 28.0 m/s. After it hits the wall, it takes 0.020 s to stop. What is the acceleration of the clay when it hits the wall?
a)
1400 m/s2
b)
-1400 m/s2
c)
0.56 m/s2
d)
-0.56 m/s2
5.
Acceleration is defined as the CHANGE in
a)
time it takes for one place to move to another place.
b)
velocity of an object.
c)
distance divided by the time interval
d)
velocity divided by the time interval
6.
When are you undergoing an acceleration in a car?
a)
speed up
b)
slow down
c)
make turns
d)
All of the above
7.
A negative acceleration means that your object is _____.
a)
not accelerating
b)
not moving
c)
speeding up
d)
slowing down
8.
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?
a)
10
b)
7
c)
8
d)
6
9.
Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
a)
800
b)
400
c)
0
d)
200
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