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WorksheetsProjectile Motion
Total questions: 25
Worksheet time: 2hrs 55mins
Name
Class
Date
1.
An object is shot from the ground (at 25 m/s) at 25 degrees and 65 degrees. Which is in the air for longer? (assume no air resistance)
a)
25 degrees
b)
65 degrees
c)
same for both
2.
An object is shot from the ground (at 25 m/s) at 25 degrees and 65 degrees. Which one rises to a higher height? (assume no air resistance)
a)
25 degrees
b)
65 degrees
c)
same for both
3.
In the presence of air friction, an object thrown into the air will take _______ to rise than it does to fall.
a)
more time
b)
less time
c)
the same amount of time
4.
In the absence of air friction, an object thrown into the air will take _______ to rise than it does to fall.
a)
more time
b)
less time
c)
the same amount of time
5.
When a ball is projected horizontally, what is its initial vertical velocity?
a)
10
b)
0
c)
not enough information given
6.
An object is projected horizontally from a cliff. The time it takes to hit the ground is
a)
more than if it was just dropped
b)
less than if it was just dropped
c)
the same amount of time than if it was just dropped
d)
impossible to determine
7.
As an object travels through the air, its horizontal velocity
a)
changes continuously
b)
remains the same
8.
As an object travels through the air, its vertical velocity
a)
changes continuously
b)
remains the same
9.
A projectile does NOT have a horizontal velocity.
a)
True
b)
False
10.
The horizontal velocity of a projectile changes by 9.8 m/s each second.
a)
True
b)
False
11.
The vertical component of a projectile's velocity is changing.
a)
True
b)
False
12.
A ball is thrown horizontally from a cliff. At the same time, a bowling ball is dropped from the same height. Assuming air resistance can be ignored, which of the following statements is correct:
a)
The bowling ball hits the ground first
b)
Both the bowling ball and the baseball hit the ground at the same time
c)
The baseball has the greater acceleration just before it hit the ground
d)
The bowling ball has the greater acceleration just before it hit the ground
13.
A pencil is shot horizontally from the edge of a desk. Which of the following statements concerning the fall of the ball is false?
a)
The time of flight depends ONLY on the height of the table
b)
The ball will accelerate
c)
The force of gravity acts on the ball
d)
Both Red and Blue
14.
This free body diagram tells us that...
a)
An object is at rest upon a table
b)
An object is being pushed across a table
c)
An object is in free-fall
d)
None of the above
15.
This free body diagram tells us...
a)
An object is at rest upon a table
b)
An object is in free-fall
c)
An object is being pushed across a table
d)
None of the above
16.
Which of the following would NOT be considered a projectile?
a)
a cannonball thrown straight up
b)
a cannon ball rolling down a slope
c)
a cannonball rolling off a table
d)
a cannonball thrown in the air
17.
Solve for the missing side
a)
7m
b)
10m
c)
13m
d)
17m
18.
Solve for the missing side
a)
12 m
b)
13.8 m
c)
15 m
d)
22.2 m
19.
Suppose an object is dropped and in free fall. Each second the object falls _________
a)
the same displacement as in the second before.
b)
a larger displacement than in the second before.
c)
with the same instantaneous speed.
d)
with the same average speed.
20.
What is the displacement from 2 to 10 seconds?
a)
64 km
b)
100 m
c)
64m
d)
32 m
21.
If I throw a crayon straight up at 12m/s, how fast is its speed when i catch it at the same height?
a)
-6 m/s
b)
-12 m/s
c)
-18 m/s
d)
-24 m/s
22.
A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How long until the ball reaches the ground?
a)
0.45 s
b)
0.67 s
c)
0.22 s
d)
0.47 s
23.
A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How far did the ball travel horizontally when it hit the ground?
a)
14.3 m
b)
30.55 m
c)
65 m
d)
43.55 m
24.
A bullet is fired horizontally at a height of 1.3 meters at a velocity of 950 m/s. Assume no air resistance. How long until the bullet reaches the ground?
a)
0.52 s
b)
0.27 s
c)
0.13 s
d)
0.36 s
25.
A bullet is fired horizontally at a height of 1.3 meters at a velocity of 950 m/s. Assume no air resistance. How far did the bullet travel horizontally when it hit the ground?
a)
252.04 m
b)
489.32 m
c)
126.02 m
d)
346.00 m
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