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1.1 scalar and vector

Total questions: 74

Worksheet time: 3620secs

Name
Class
Date
1.
Wind blowing at 20 mph.Vector or scalar?
a)
Scalar
b)
Vector
2.
30 m/sec, East. Scalar or Vector
a)
Scalar
b)
Vector
c)
Neither
3.
A deer running 15 meters per second due west.Vector or scalar?
a)
Scalar
b)
Vector
4.
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?
a)
10 miles
b)
7 miles
c)
8 miles
d)
6 miles
5.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
6.
 Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement?
a)
5 miles
b)
1 mile 
c)
2 miles south
d)
1 mile north 
7.
 Ray runs 30 feet north, 30 feet west, and then 30 feet south. What is the distance?
a)
90 feet
b)
30 feet
c)
60 feet
d)
0 feet
8.
 Ray runs 30 feet north, 30 feet west, and then 30 feet south. What is the displacement?
a)
30 feet west
b)
90 feet 
c)
30 feet south
d)
0 feet
9.
What is magnitude?
a)
The direction that describes a quantity.
b)
A numerical value
c)
A unit of force
10.
A quantity that has both magnitude and direction is called a scalar quantity.
a)
True
b)
False
11.

A quantity that needs both magnitude and direction to be fully described.

a)

Vector

b)

Scalar

12.

A quantity described by magnitude and does not need direction

a)

Vector

b)

Scalar

13.

Force is a

a)

Vector

b)

Scalar

14.

Mass is a

a)

Vector

b)

Scalar

15.

Weight is a

a)

Vector

b)

Scalar

16.

Speed is

a)

Vector

b)

Scalar

17.

Velocity is

a)

Vector

b)

Scalar

18.

Acceleration is

a)

Vector

b)

Scalar

19.

Momentum is

a)

Vector

b)

Scalar

20.

Work is

a)

Vector

b)

Scalar

21.

Power is

a)

Vector

b)

Scalar

22.

Potential energy is

a)

Vector

b)

Scalar

23.

Kinetic energy is

a)

Vector

b)

Scalar

24.

Displacement is

a)

Vector

b)

Scalar

25.

Distance is

a)

Vector

b)

Scalar

26.
What is a magnitude?
a)
A numeric value.
b)
A direction.
27.
A scalar is a magnitude _____.
a)
With direction.
b)
Without direction.
28.
The _______ of two or more vectors is the sum of the vectors.
a)
components
b)
scalar
c)
resultant
d)
magnitude
29.
Which of the following may you do to a vector without changing it?
a)
Add a nonzero vector to a vector.
b)
Multiply a vector by a scalar other than 1.
c)
Rotate a vector through any angle other than 360 degrees.
d)
Move the vector without changing its orientation.
30.
Which of the following is always positive?
a)
vector
b)
scalar
c)
direction
d)
magnitude
31.
Distance
a)
Vector
b)
Scalar
32.
Which one of the following is not the property of a vector quantity?
a)
Unit
b)
Magnitude
c)
Location
d)
Direction
33.
Sara walks from Point A to Point B. Which is true?
a)
Distance and displacement are EQUAL
b)
Distance is less than displacement
34.

Michael walks in the following order: from Point A, to Point B, and finally to Point C. Which is true?

a)

Distance and displacement are EQUAL

b)

Distance is less than displacement

c)

Displacement is less than distance.

35.

Which driver has an equal distance and displacement at B?

a)

1

b)

2

c)

3

36.

Is this a vector or scalar quantity: time?

a)

Vector

b)

Scalar

37.

Is this a vector or scalar quantity: distance?

a)

Vector

b)

Scalar

38.

Is this a vector or scalar quantity: weight?

a)

Vector

b)

Scalar

39.

Is this a vector or scalar quantity: force?

a)

Vector

b)

Scalar

40.
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 
41.
Which statement describes a vector?
a)
It has magnitude but no direction
b)
It has direction but no magnitude
c)
It has both direction and magnitude
d)
It has constant magnitude but no
 direction
42.
Is this a scalar quantity or a vector quantity?
Wind blowing at 20 knots
a)
Scalar
b)
Vector
43.
Is this a scalar quantity or a vector quantity?
A deer running 15 meters per second due west
a)
Scalar
b)
Vector
44.
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
45.
Which of these is not a vector quantity? 
a)
displacement 
b)
time
c)
velocity 
d)
acceleration
46.
What is the net force?
100 N        230 N
<------        --------->
a)
30 N to the right
b)
230 N to the right
c)
130 N to the right
d)
This is a balanced force
47.
What is the SI unit of measurement for force?
a)
lbf
b)
Kilograms
c)
Newtons
d)
m/sec^2
48.
What is the x component of the vector given in the diagram?
a)
77N
b)
92N
c)
120N
d)
60N
49.
What is the y component of the vector given in the diagram?
a)
77N
b)
92N
c)
120N
d)
60N
50.
A vector is a mathematical structure that has both _______ and _______.
a)
direction, magnitude
b)
scope, sequence
c)
meat, potatoes
d)
scalar, vector
51.
A car moved 60 km East and 90 km West. What is the displacement and the direction?
a)
30 km, West
b)
60 km. East
c)
90 km
d)
150 km
52.
An airplane traveling north at 220 meters per second encounters a 50.0-meters-per-second crosswind from west to east. 
a)
170 m/s
b)
214 m/s
c)
226 m/s
d)
270 m/s
53.
The _______ of two or more vectors is the sum of the vectors.
a)
components
b)
scalar
c)
resultant
d)
magnitude
54.
What is the magnitude of the resultant?
a)
900 Newtons
b)
0 Newtons
c)
450 Newtons
d)
636.40 Newtons
55.
Ms. HK and Ms. Walton were both pushing a car south. Ms. HK pushed with 400 N and Ms. Walton pushed with 500 N. What was their resultant?
a)
640.31 N south
b)
100 N south
c)
900 N south
d)
410000 N south
56.

Which statement describes a vector?

a)

It has magnitude but no direction

b)

It has direction but no magnitude

c)

It has both direction and magnitude

d)

It has constant magnitude but no

direction

57.

Find the magnitude of vector AB if the initial point is (-3, 1) and the terminal point is (3, 9).

a)

6

b)

8.2

c)

10

d)

10.4

58.
What is the first thing you do when solving a vector problem?
a)
Draw the vectors, making sure they are the right size and in the correct direction
b)
Look at the equation sheet!
c)
Draw the vectors, always pointing to the right
d)
Just do the math, it's always so easy
59.

Which of the following is a vector quantity?

a)

energy

b)

velocity

c)

mass

d)

time

60.

Which of the following lists of physical quantities consists only of vectors?

a)

acceleration, force, volume

b)

mass, velocity, acceleration

c)

time, mass, velocity

d)

velocity, acceleration, force

61.

Which of the following is a scalar quantity?

a)

The braking force needed to stop a car

b)

The effort needed to hammer a nail into some wood

c)

The heat needed to boil some water

d)

The thrust needed to lift a rocket off the ground

62.

A vector contains more information than a scalar. What is the extra information?

a)

acceleration

b)

direction

c)

resultant

d)

size

63.

An ant on a picnic table travels 30 cm east, then 25 cm north and finally 15 cm west. What is the magnitude of the ant's displacement relative to its original position?

a)

29 cm

b)

70 cm

c)

57 cm

d)

52 cm

64.

A boy pushes against a wall with a 60 N force and the wall does not move. What is the resultant force?

a)

60 N

b)

-60 N

c)

0 N

d)

30 N

65.

If two forces of 20 N towards north and 12 N towards south are acting on an object. What will be the resultant force?

a)

32 N North

b)

20 N South

c)

32 N South

d)

8 N North

66.

For the resultant of two vectors to be maximum , the angle between them should be:

a)

0o

b)

60o

c)

90o

d)

1800

67.
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 
68.
Is this a scalar quantity or a vector quantity?
Wind blowing at 20 knots
a)
Scalar
b)
Vector
69.
Is this a scalar quantity or a vector quantity?
A deer running 15 meters per second due west
a)
Scalar
b)
Vector
70.
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
71.
The president’s airplane, Air Force One, flies at 250 m/s to the east with respect to the air. The air is moving at 35 m/s to the north with respect to the ground. Find the velocity of Air Force One with respect to the ground.
a)
252 m/s
b)
222 m/s
c)
435 m/s
d)
125 m/s
72.
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
73.
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
74.
An airplane traveling north at 220 meters per second encounters a 50.0-meters-per-second crosswind from west to east. 
a)
170 m/s
b)
214 m/s
c)
226 m/s
d)
270 m/s