Free Printable GP61 MIDTERMS REVIEWER

Worksheets

GP61 MIDTERMS REVIEWER

Total questions: 50

Worksheet time: 30mins

Name

Class

Date

It is a physical quantity that has a magnitude and direction.

scalar

velocity

distance

vector

Which of the following is NOT an example of vector quantity?

30 m/s, North

4 N, upward

4 meters at 35⁰ N

35 minutes

What is the resultant vector of displacement 100 m, east and 25 m, west?

75 m, west

75 m, east

125 m, west

125 m, east

Determine what physical quantity is this.

scalar

vector

Determine what physical quantity is this.

scalar

vector

A ball which has a mass of 2 kilograms.

SCALAR QUANTITY

VECTOR QUANTITY

A paper plane travelling at 30 m/sec, East

Scalar

Vector

A scalar has a magnitude _____.

With direction.

Without direction.

Wind blowing at 20 mph.

Scalar

Vector

10.

Which statement describes a vector?

It has magnitude but no direction

It has direction but no magnitude

It has both direction and magnitude

It has constant magnitude but no
direction

11.

Which of these are vector quantities?

displacement

time

velocity

acceleration

12.

Which of the following quantities are vectors?

speed, velocity, acceleration

velocity, acceleration, force

force, acceleration, mass

length, mass, time

13.

A quantity that has both magnitude and direction is called a scalar quantity.

True

False

14.

The students are arguing over the differences between speed and velocity. One student says, “Speed is a vector because it describes how fast an object traveling. Velocity is a scalar because it tells how fast and what direction an object is traveling.” Which of the following statements is correct?

The students' understanding of all four terms (speed, velocity, scalar, and vector) is correct.

The students' understanding of all four terms (speed, velocity, scalar, and vector) is incorrect.

The students' understanding of speed and velocity is incorrect but their

understanding of scalar and vector is correct.

The students’ understanding of speed and velocity is correct but their understanding of scalar and vector is incorrect.

15.

it is a quantity that can only by described by its magnitude

scalar

vector

acceleration

velocity

16.

This is also known as the tail-to-tail method of vector addition

the parallelogram method

the polygon method

the analytical method

the component method

17.

This is also known as the head-to-tail method of vector addition

the parallelogram method

the polygon method

the analytical method

the component method

18.

The process of combining or adding two or more vectors to get the resultant vector.

Vector addition

Resultant

Pythagorean theorem

Trigonometric functions

19.

The single vector or the sum of two or more vectors

Pythagorean Theorem

Resultant

Polygon Method

Parallelogram Method

20.

When adding two vectors graphically, a+b=c. Does b+a produce the same resultant vector c?

Yes, two vectors added together always produce the same resultant vector

No, because order matters

Yes, but c will be pointing in the opposite direction

No, because you can't add two vectors

21.

In the __________ law of addition, the sum or resultant would still be the same regardless of how the individual vectors are grouped.

Associative

Commutative

Distributive

Imperative

22.

When using the head-to-tail method to draw a vector addition diagram, the resultant is drawn from the ________ .

head of the first vector to the tail of the last vector

tail of the first vector to the head of the last vector

head of the last vector to the tail of the first vector

tail of the last vector to the head of the last vector

23.

A resultant vector is

equal to the sum of one vector.

equal to the sum of two or more vectors.

equal to the difference of one vector.

24.

What is the resultant of these two vectors?

+17 m

+3 m

-17 m

-3 m

25.

If two vectors to be added are at right angles, in getting the resultant, you will need to....

Multiply

Divide

use Pythagorean Theorem

Use cosine function

26.

Find the measure of the indicated angle (?) round to the nearest tenth.

9.4

55.2

19.4

27.

Jeremy hikes to a campsite where he will spend the evening. He hikes 6.0 km, north and 3.0 km, west. The magnitude of his displacement is ___km

3.0

4.5

6.7

28.

Which of the following describes the vector above?

45 cm

45 cm at 30 degrees North of East

45 cm at 30 degrees East of North

45 cm North East

29.

Describe the direction of the vector above.

30 degrees

30 degrees North East

30 degrees North of East

30 degrees East of North

30.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the MAGNITUDE of vector A?

$\sqrt{12^2-7^2}$

$\sqrt{12^2+7^2}$

$\tan^{-1}\left(\frac{12}{7}\right)$

$\tan^{-1}\left(\frac{7}{12}\right)$

31.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the ANGLE of the DIRECTION of vector A?

$\tan\left(\frac{12}{7}\right)$

$\sqrt{12^2+7^2}$

$\tan^{-1}\left(\frac{12}{7}\right)$

$\tan^{-1}\left(\frac{7}{12}\right)$

32.

What is the resultant of the two vectors shown above?

-5

+15

-15

33.

What vector gives the sum of these two vectors?

34.

Which of the following statements is true in determining the resultant of two or more vectors acting together in the same direction?

Add the given vectors and take the common direction.

Subtract the given vectors and take the common direction.

Get the product of the given vectors and take the two directions.

Add the given vectors and take the two directions.

35.

This formula is used in obtaining the magnitude of the resultant in the component method.

Pythagorean Theorem

polygon method

arc tangent

SOH CAH TOA

36.

A car moving east at 45 km/h turns and travels south at 30 km/h. What is the magnitude and direction of the resultant velocity?

54.1 km/h at 33.7 degrees south of east

75 km/h east

54.1 km/h at 56.3 degrees south of eat

75 km/h south

15 km/h at 47 degrees east of south

37.

What are the components of a vector of a magnitude of 1.5 m at an angle of 35 degrees north of east.

x: 0.9 m; y: 1.2 m

x: 0.4 m; y: 0.5 m

x: 0.8 m; y: 0.6 m

x: 0.5 m; y: 0.4 m

x: 1.2 m; y: 0.9 m

38.

Find the horizontal and vertical components of a force with a magnitude of 17 N at an angle of 67 degrees west of north

x: -6.6 N; y: 15.6 N

x: -15.6 N; y: 6.6 N

x: 15.6 N; y: -6.6 N

x: 0.02 N; 0.5 N

x: 0.9 N; y: 0.4 N

39.

What is the x component of the vector?

14cos(30)

14sin(30)

14tan(30)

14tan^-1(30)

40.

What is the y component of the vector?

14sin(30)

-14sin(30)

14cos(30)

-14cos(30)

41.

What is the x component of the vector given in the diagram?

77N

92N

120N

60N

42.

What is the y component of the vector given in the diagram?

77N

92N

120N

60N

43.

Vector A (15 m, N), Vector B (9.0 m, E), and Vector C (11 m, 60^O SE) combine to form Vector R. Which of the following describe Vector R?

15 m, 69^O NE

15 m, 21^O SE

16 m, 69^O SE

16 m, 21^O NE

44.

What is the name of the 2nd method?

Parallelogram method of vector addition

Polygon method of vector addition

Pythagorean Theorem

Composition of vectors

45.

What is the name of this method?

Parallelogram method of vector addition

Polygon method of vector addition

Pythagorean Theorem

Composition of vectors

46.

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?

40 metres, South

50 metres, South

50 metres, North

40 metres, North

47.