 Kinematics Heavy Homework
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• Question 1
300 seconds
Q. A  car starts from rest and after  7 seconds it is moving at 42  m/s. What is the car’s acceleration?
0.17
1.67
6
7
• Question 2
300 seconds
Q. A car accelerates at 2 m/s2. Assuming the car starts from rest, how much time does it need to accelerate to a speed of 16 m/s?
4 s
8 s
16 s
1/16 s
• Question 3
300 seconds
Q. What is the average speed of a car that travels 35 meters in 12 seconds?
None
3.1 m/s
35 m/s
2.9m/s
• Question 4
300 seconds
Q. 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 Hours
43 minutes
• Question 5
300 seconds
Q. A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops?
4.20 m
52.5 m
105 m
158 m
• Question 6
30 seconds
Q. The SI unit for length or distance is
foot (ft)
inch (in)
mile (mi)
meter (m)
• Question 7
30 seconds
Q. The SI unit for time is
second (s)
minute (min)
hour (hr)
year (yr)
• Question 8
30 seconds
Q. What is the SI unit for acceleration?
m/s
m
m/s2
s
• Question 9
30 seconds
Q. What is the SI unit for speed and velocity?
Km
s
m/s
m/s2
• Question 10
900 seconds
Q. In each of the following cases, determine which car has the greatest acceleration.
starts from 0 m/s to 20 m/s in 4 seconds.
speed up from 20m/s to 40m/s in 3 seconds
slow down from 50m/s to stop in 2 seconds
starts from 0 m/s to 20m/s in 5 seconds
• Question 11
300 seconds
Q. A car accelerates from a standstill to 70 m/s in 10 seconds.  What is the acceleration?
0.7m/s2
7m/s2
14m/s2
none of the above
• Question 12
300 seconds Q. A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?
24 m/s2
18 m/s2
16 m/s2
16 m/s
• Question 13
300 seconds
Q. 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
• Question 14
300 seconds
Q. A dog runs with an initial speed of 7.5 m/s to a stop in 15 seconds.  What is the dog's acceleration?
-7.5 m/s
-7.5 m/s2
-0.5 m/s2
7.5 mi//hr
• Question 15
300 seconds
Q. A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops?
4.20 m
52.5 m
105 m
158 m
• Question 16
300 seconds
Q. 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
• Question 17
300 seconds
Q. 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
• Question 18
30 seconds
Q. A heavy object and a light object are dropped from the same height. Which will hit the ground first?
Heavier object
Lighter object
Both
• Question 19
300 seconds
Q. If a car is traveling forward at 15 m/s, how fast will it be going in 1.2 seconds if the acceleration is -10 m/s2?
27 m/s
3 m/s
-27 m/s
-3 m/s
• Question 20
300 seconds
Q. How much time would it take for an object to fall 4.7 meters?
0.959 s
4.79 s
0.979 s
• Question 21
300 seconds
Q. An object falls for 3.5 seconds. What distance does it travel as it falls?
120.05 m
17.15 m
60.03 m
34.3 m
• Question 22
300 seconds
Q. A freely falling object starts from rest. After falling for 6 seconds, it will have a speed of about:
6m/s
30m/s
60m/s
300m/s
• Question 23
300 seconds
Q. An airplane lands on a runway with a velocity of 150 m/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
525 m
3750 m
6235 m
9813 m
• Question 24
300 seconds
Q. A ball is thrown downward from the top of a roof with a speed of 25 m/s. After 2 s, its velocity will be: