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WorksheetsOne Dimensional Motion
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
What is the displacement of an object at rest?
a)
0 m
b)
1 m
c)
9.8 m
d)
9.81 m
2.
What is velocity?
a)
The total distance traveled by an object
b)
The distance from start to end, including the direction
c)
How fast an object travels
d)
The speed at which an object travels plus its direction
3.
In addition to displacement, which of the following must be used for a more complete description of the motion of an object?
a)
Meters
b)
Kilograms
c)
Time
d)
Distance
4.
A dolphin can swim 1.85 km/h. How are far does the dolphin travel after 0.6 hours?
a)
0.63 km
b)
1.1 km
c)
2.5 km
d)
3.7 km
5.
A trucker drives with an average velocity of 27 m/s towards the east on a perfectly straight highway. What will the trucker's displacement be after 2 minutes?
a)
97 m; east
b)
190 m; east
c)
1600 m; east
d)
3200 m; east
6.
What is acceleration?
a)
It is the displacement.
b)
It is the velocity.
c)
It is the rate of change of the displacement.
d)
It is the rate of change of the velocity.
7.
Which of the following is NOT a valid unit for acceleration?
a)
m/s/s
b)
m/s2
c)
km/hr/sec
d)
km/hr
8.
What happens to an object's motion when the velocity is positive and the acceleration is negative?
a)
The object slows down.
b)
The object speeds up.
c)
The object remains at a constant velocity.
d)
The object remains at rest.
9.
A race car accelerates from 0 m/s to 30 m/s with a 45 m displacement. What is the vehicle's acceleration?
a)
2 m/s2
b)
5 m/s2
c)
10 m/s2
d)
15 m/s2
10.
A curious kitten taps a ball of yarn at rest with its paw, displacing the ball of yarn 1.75 cm in 2 seconds. What is the acceleration of the ball of yarn?
a)
11 cm/s2
b)
8.75 cm/s2
c)
14.4 cm/s2
d)
18.8 cm/s2
11.
Which of the following units are used to measure free fall?
a)
m/s
b)
m/s2
c)
m*s
d)
m2/s2
12.
Which of the following is a value for the acceleration of objects in free fall?
a)
4.905 m/s2
b)
-4.905 m/s2
c)
9.81 m/s2
d)
-9.81 m/s2
13.
What is another name for free fall acceleration?
a)
Displacement
b)
Gravitational Acceleration
c)
Instantaneous Acceleration
d)
Negative Velocity
14.
Which would fall with greater acceleration in a vacuum, a leaf or a stone?
a)
Leaf
b)
Stone
c)
The would accelerate at the same rate.
d)
It is difficult to determine without more information.
15.
The slope on a position vs time graph represents
a)
displacement
b)
velocity
c)
acceleration
d)
cannot be determined
16.
The slope on a velocity vs time graph represents
a)
displacement
b)
velocity
c)
acceleration
d)
cannot be determined
17.
The area "under" the curve on a velocity vs time graph represents
a)
displacement
b)
velocity
c)
acceleration
d)
cannot be determined
18.
What is the velocity of a projectile at the top of the path?
a)
0 m/s
b)
-9.81 m/s2
c)
9.81 m/s2
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