WorksheetsUnit 2: Linear Motion Exam Review
Total questions: 82
Worksheet time: 3hrs 19mins
What value will you get if you calculate the gradient of a v-t graph
acceleration
velocity
deceleration
displacement
Describe this graph
object move to left
constant acceleration
increasing displacement
zero acceleration
Describe this graph
constant acceleration
constant deceleration
object move to the left
constant velocity
What is the similar graph with above graph?
describe this graph
zero acceleration
deceleration to right
deceleration to left
acceleration to right
Which a-t graph represent above graph?
How can we find distance traveled?
calculate area under v-t graph
calculate area under a-t graph
calculate area under s-t graph
Instantaneous rate of change of displacement is a definition of
Instantaneous velocity
Instantaneous acceleration
Instantaneous displacement
velocity
completely described by a magnitude with a direction.
MagLev trains...cool, huh?). The fastest trains travel about 250 km in a half an hour. What is their
average speed in km/hour?
for 8 s until it finally lifts off the ground.
Determine the velocity at take-off.
A car is traveling to the right with a speed of 29m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
Kinematic equation can only be used when you have a constant ....
Position
Velocity
Acceleration
Time
The unit we use to measure acceleration is ___.
m/s
m
s
m/s2
A ball is dropped from a building. How fast is it traveling after falling for 1.77 s? (Hint: It's a free falling object)
14.76 m/s
17.35 m/s
18.91 m/s
20.03 m/s
A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. Choose the appropriate equation.
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
Rocket-powered sleds are used to test the human response to acceleration. If a rocket-powered sled is accelerated to a speed of 444 m/s in 1.83 seconds, then what is the distance that the sled travels?
Choose the appropriate equation.
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
If Michael Jordan has a vertical leap of 1.29 m, then what is his takeoff speed if his acceleration is -9.8 m/s2 and his velocity at the top of his leap i 0 m/s?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s2. The takeoff speed for this plane will be 65 m/s. All airplanes will start from rest. Assuming this minimum acceleration, what is the minimum allowed length for the runway?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
The unit we use to measure speed is ___.
m/s
m
s
m/s2
The unit we use to measure distance is ___.
m/s
m
s
m/s2
A car is traveling to the right with a speed of 29 m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34 m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
*A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat’s acceleration while it travels the 12.0 m?
1.3 m/s2
2.5 m/s2
3.0 m/s2
7.5 m/s2
A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. Choose the appropriate equation.
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
*A golf ball starts with a speed of 2 m/s and slows at a constant rate of 0.5 m/s2, what is its velocity after 2 s?
0 m/s
0.5 m/s
1 m/s
1.5 m/s
*How long would it take a car, starting from rest and accelerating uniformly in a straight line at 5 m/s2, to cover a distance of 200 m?
9.0s
10.5s
12.0s
15.5s
*A golf ball accelerates off a tee at 15 m/s2, changing its velocity from 0 m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?
750 seconds
35 seconds
0.3 seconds
3.3 seconds
*Sam jumped from a plane. His acceleration was -9.8 m/s2. He hit the ground in 30 seconds. What was his velocity just before he hit the ground?
294 m/s
0.32 m/s
-294 m/s
3.1 m/s
*A dog basks in the sun when he sees a squirrel and bolts after it. If the dog accelerates at +1.6 m/s/s, how far does he run in 3 seconds?
4.8 meters
45 meters
1.6 meters
7.2 meters
*An object with an initial velocity of 3.50 m/s moves east along a straight and level path. The object then undergoes a constant acceleration of 1.80 m/s2 east for a period of 5.00 s. How far does the object move while it is accelerating?
6.30 m
17.5 m
27.2 m
40.0 m
Solve for "a" given v = v0 + at
a = (v0-v)/t
a = (v-v0)/t
a = t/(v-v0)
a = t/(v0-v)
*The speed of an object undergoing constant acceleration increases from 8.0 m/s to 16.0 m/s in 10 s. How far does the object travel during the 10 seconds?
360 m
160 m
120 m
80. m
*A car accelerates uniformly from rest at 3.2 m/s2. When the car has traveled a distance of 40. m, its speed will be
8.0 m/s
12.5 m/s
16 m/s
128 m/s
*How long will it take a running horse to travel 260 m and attain a speed of 12 m/s from rest?
1200 seconds
1.2 hours
43 minutes
43 seconds
If an object starts from rest, what is its initial velocity?
Depends on the problem
0
-9.8m/s2
Always positive
A car is traveling to the right with a speed of 29m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
A car is traveling to the right with a speed of 29m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?
v=vo+at
d=vot+1/2at2
v2=vo2+2ad
d=1/2(v+vo)t
