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WorksheetsConstant Acceleration
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
From which time interval the object is moving at constant acceleration?
a)
0 sec
b)
0 to 20 sec
c)
20 to 40 sec
d)
20 to 60 sec
2.
Why does a car accelerate as it round a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
Its speeds up
3.
Being told an object came to a stop tells you that which of these variables is zero?
a)
a
b)
vi
c)
vf
d)
t
4.
A measurement of 3.5 m/s could be used in which of these variables?
a)
vi
b)
a
c)
t
d)
x
5.
A block slides down a ramp starting at rest for 1.75 seconds with constant acceleration. If its final speed is 0.75 m/s, what is its acceleration?
What equation is most useful in solving this?
What equation is most useful in solving this?
a)
d=st
b)
x=0.5at^2+x0
c)
x=((vi+vf)/2)*t + x0
d)
vf = at + vi
6.
Velocity is both ____ and _____.
a)
speed , direction
b)
direction, mass
c)
volume, density
d)
direction, magnitude
7.
You are walking in a straight line at a consistent speed. Do you have acceleration?
a)
no
b)
yes
8.
Calculate a firefighter slide down a pole in a fire station with an acceleration of 6.2 m/s2. If the firefighter starts at rest and slides for a distance of 3.7 m, what is his final speed?
a)
6.5 m/s
b)
6.6 m/s
c)
6.77 m/s
d)
6.9 m/s
9.
Calculate, when you see a traffic light turn red, you apply the brakes and stop with constant acceleration. if your initial speed was 12 m/s, what is your average speed during braking?
a)
6.0 m/s
b)
6.1 m/s
c)
6.2 m/s
d)
6.3 m/s
10.
A 12.25 kg meteorite struck a car and leaving a dent 22 cm deep in the trunk. If the its speed was 130 m/s, what was its deceleration?
a)
38000 m/s2
b)
-38000 m/s2
c)
0
d)
None of the above
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