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WorksheetsVector Physics
Total questions: 20
Worksheet time: 18mins
Name
Class
Date
1.
A vector is represented by
a)
a ray
b)
a line
c)
a circle
d)
a triangle
2.
The magnitude of the vector is
a)
62 m
b)
25o
3.
The direction of the vector is
a)
62 m
b)
25o
c)
25o W of N
d)
25o N of W
4.
When adding vectors, the vectors are connected
a)
in a straight line
b)
Head to Tail
c)
in Right triangles
d)
In a triangle
5.
The letter B on the diagram represents the ________.
a)
Head
b)
Tail
c)
length
6.
Vector A is 23 m/s at 23o E of N. What trig function would you use to find the x component?
a)
sine
b)
cosine
c)
tangent
d)
Pythagorean
7.
Vector A is 23 m/s at 23o E of N. What trig function would you use to find the y component?
a)
sine
b)
cosine
c)
tangent
d)
Pythagorean
8.
A vector has both ____ and _____
a)
speed and length
b)
magnitude and direction
c)
degrees and radians
d)
style and grace
9.
Which of the follow is NOT a vector?
a)
acceleration
b)
velocity
c)
displacement
d)
mass
10.
The initial path of a rocket is 30° above the horizontal, and the horizontal component of the rocket's velocity is 326 m/s. The initial vertical component of the rocket's velocity is most nearly
a)
190 m/s
b)
330 m/s
c)
380 m/s
d)
280 m/s
11.
A car travels 90 meters due north in 15 seconds. Then the car turns around and travels 40 meters due south. What is the magnitude and direction of the car's resultant displacement?
a)
40 metres, South
b)
50 metres, South
c)
50 metres, North
d)
40 metres, North
12.
If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown what is its displacement?
a)
20m
b)
40m
c)
0m
d)
-20m
13.
If a car moves 12 km North, 19 km East, and 12 km South, what is its displacement?
a)
12 km
b)
19 km, East
c)
31 km
d)
43 km, East
14.
A motorboat, which has a speed of 5 meters per second in still water, is headed east as it crosses a river flowing south at 3.3 meters per second. What is the magnitude of the boat’s resultant velocity with respect to the starting point?
a)
3.3 m/s
b)
5.0 m/s
c)
6.0 m/s
d)
8.3 m/s
15.
A motorboat velocity is 20 km/h in still water. If the boat must travel straight to the nearest shore in a river whose current is 12 km/h, What up stream angle must the bow boat point at? (hints: you know the opposite and resultant sides of your right triangle here).
a)
46 degrees upsteam
b)
37 degrees upstream
c)
22 degrees upstream
d)
42 degrees upstream
16.
A plane traveling north at 150 m/s is flying toward a runway. A cross-wind of 30 m/s begins to blow from the east. The pilot realizes he is being blown off course. At what angle must he head in order to travel directly north?
a)
19 degrees east of north
b)
29 degrees east of north
c)
19 degrees west of north
d)
29 degrees east of south
17.
A car moved 60 km East and 90 km West. What is the distance it traveled?
a)
30 km, West
b)
60 km. East
c)
90 km
d)
150 km
18.
If a car moves 12 km North, 19 km East, and 12 km South, what is its displacement?
a)
12 km
b)
19 km, East
c)
31 km
d)
43 km, East
19.
A fishing boat with a maximum speed of 3 m/s relative to the water is in a river that is flowing at 2 m/s. What is the maximum speed the boat can obtain relative to the shore?
a)
5 m/s
b)
25 m/s
c)
5.8 m/s
d)
7 m/s
20.
A fishing boat with a maximum speed of 3 m/s relative to the water is in a river that is flowing at 2 m/s. What is the minimum speed the boat can obtain relative to the shore?
a)
1 m/s
b)
5 m/s
c)
3.6 m/s
d)
4.5 m/s
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