NEW
Font size
S
M
L
XL
WorksheetsTwo-Dimensional Motion and Vectors
Total questions: 18
Worksheet time: 26mins
Name
Class
Date
1.
A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was his displacement?
a)
35.4 meters NW
b)
22.4 meters SE
c)
119 meters
d)
22.4 meters NW
2.
A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was his total distance?
a)
40 meters
b)
22.4 meters
c)
30 meters
d)
120 meters
3.
A man walks 30 meters South, 25 meters West, 50 meters North, and 15 meters East in 80 seconds. What was the average velocity that he traveled?
a)
0.44 m/s NW
b)
1.5 m/s SW
c)
1/5 m/s NW
d)
0.28 m/s NW
4.
The result of adding two vectors together is called the?
a)
independent vector
b)
resultant vector
c)
directional vector
d)
manipulated vector
5.
At the instant a ball is thrown horizontally, an identical ball is dropped from the same height. Which ball hits the ground first? (no air resistance)
a)
the horizontally thrown ball
b)
they both hit the ground at the same time
c)
the dropped ball
6.
The diagram represents the path of a car that is driven off a cliff. Neglecting air resistance, the horizontal component of the velocity at A is _______ the horizontal component of the velocity at B
a)
smaller than
b)
greater than
c)
the same as
d)
can not be determined
7.
According to the picture, which points is the speed of the projectile the same?
a)
B and E
b)
A and E
c)
B and D
d)
Both A and E, B and D
8.
In the absence of air resistance, the angle at which a thrown ball will go the farthest is?
a)
60 degrees
b)
45 degrees
c)
15 degrees
d)
30 degrees
9.
The cannon fires at 45 degrees with a set velocity. If the angle of the projectile is raised to 75 degrees, what would happen to the height and range of the projectile's path?
a)
The projectile would travel to a greater height and have a longer range.
b)
The projectile would travel to a lower height and have a smaller range.
c)
The projectile would travel to a greater height and have a smaller range.
d)
The projectile would travel to a greater height and have the same range.
10.
A ball is thrown straight upward at 20 m/s. With no air resistance, the ball will return to the thrower's hand with a speed of?
a)
20 m/s
b)
40 m/s
c)
80 m/s
d)
0 m/s
11.
The picture shows two objects that were dropped and recorded with a stroboscopic camera. The best explanation for the results is that object A
a)
has less air resistance
b)
was dropped from a greater height
c)
has a smaller mass
d)
accelerated more slowly
12.
What is the path of a projectile?
a)
Wavy line
b)
Parabola
c)
Hyperbola
d)
Projectiles don't follow a predictable path.
13.
Which of the following exhibits parabolic motion?
a)
A person diving into a pool from a diving board
b)
A space shuttle orbiting Earth at a constant velocity
c)
A leaf falling from a tree
d)
A train moving along a flat track
14.
Which of the following does NOT exhibit parabolic motion?
a)
A frog jumping from land into water
b)
A basketball thrown towards a hoop
c)
A flat piece of paper released from a window
d)
A baseball thrown to home plate
15.
Which of the following is a physical quantity that has a magnitude but no direction?
a)
Vector
b)
Scalar
c)
Resultant
d)
Frame of Reference
16.
Identify the following quantities as scalar or vector: the mass of an object, the number of hairs on a dog, an airplane's velocity.
a)
Vector, Scalar, Scalar
b)
Scalar, Scalar, Vector
c)
Vector, Scalar, Scalar
d)
Scalar, Vector, Vector
17.
Identify the following quantities as scalar or vector: the speed of a cat, the time it takes to run a marathon, the free-fall acceleration.
a)
Vector, Scalar, Scalar
b)
Scalar, Scalar, Vector
c)
Vector, Scalar, Scalar
d)
Scalar, Vector, Vector
18.
Which of the following is the best coordinate system to analyze a car traveling northeast from one city to another?
a)
Positive x-axis pointing east; positive y-axis pointing south
b)
Positive x-axis pointing west; positive y-axis pointing east
c)
Positive x-axis pointing north; positive y-axis pointing south
d)
Positive x-axis pointing east; positive y-axis pointing north
Reset
