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Worksheets

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Total questions: 71

Worksheet time: 31mins

Name
Class
Date
1.

Which of the following units is used to measure density?

a)

Kg/m3

b)

G/cm3

c)

Both A & B

d)

NOT

2.

If an object has a mass of 50 g and a volume of 10 cm³, what is its density?

a)

5g/cm2

b)

500 g/cm2

c)

0.5 g/cm2

d)

NOT

3.

If an object has a mass of 50 g and a volume of 10 cm³, what is its density?

a)

Greater than the density of water

b)

Less than the density of water

c)

Equal to the density of water

d)

NOT

4.

The Density of water is (a)  

5.

If the volume of an object increases while its mass remains constant, its density will:

a)

Increase

b)

Decrease

c)

Remain Constant

d)

NOT

6.

If the density of an object is 2.7 g/cm³ and its volume is 20 cm³, what is its mass

a)

54 g

b)

0.135 g

c)

27 g

d)

13.5 g

7.

What happens to the density of a gas when it is compressed?

a)

Increases

b)

Decreases

c)

Unchanged

d)

NOT

8.

A liquid has a mass of 500 g and fills a container with dimensions 10 cm × 5 cm × 2 cm. What is the density of the liquid In g/cm3

a)

50

b)

0.5

c)

500

d)

NOT

9.

Which of the following statements correctly describes fundamental quantities?

a)

Fundamental quantities are those that can be derived from other physical quantities.

b)

Fundamental quantities are independent and cannot be expressed in terms of other quantities.

c)

All fundamental quantities are dimensionless.

d)

Fundamental quantities can change depending on the system of units used.

10.

Which of the following is NOT considered a fundamental quantity in the International System of Units (SI)?

a)

Time

b)

Electric Charge

c)

Mass

d)

Length

e)

NOT

11.

Which of the following best describes the role of a fundamental quantity in the formulation of physical laws?

a)

They provide a basis for all derived quantities and ensure consistency in measurement.

b)

They change depending on the choice of coordinate system.

c)

They are arbitrarily chosen without any physical significance.

d)

Fundamental quantities vary based on the type of experiment being conducted.

e)

AOT

12.

The SI System is set of ____ units

a)

Advanced

b)

Intermediate

c)

Metric

d)

Classic

e)

NOT

13.

1km=

a)

3/8 mile

b)

5/8 mile

c)

2/7 mile

d)

5/7 mile

14.

The symbol of micro is

a)

m

b)

μm

c)

M

d)

AOT

e)

NOT

15.

1 giga meter contains

a)

500 B meters

b)

100 B meters

c)

1 B meters

d)

10 M meters

16.

What is parallax error in measurement?

a)

An error due to changes in environmental conditions

b)

An error caused by viewing a scale from an incorrect angle

c)

A systematic error due to poor instrument calibration

d)

A random error that occurs in digital instruments

17.

The distance traveled by light in specific time is called

a)

KM

b)

Meter

c)

Light Year

d)

Mile

18.

What is the correct prefix for 106

a)

Killo

b)

Centi

c)

Mega

d)

Tera

19.

A useful method of expressing very small or very large numbers is

a)

scientific notation

b)

arabic numerals

c)

the metric system

d)

roman numerals

20.

All of the following are base units of the SI system except:

a)

kilogram

b)

kelvin

c)

meter

d)

volt

21.

How many basic units does the SI system have

a)

4

b)

5

c)

7

d)

10

22.

The metric prefix for one one-thousandth is

a)

mili

b)

centi

c)

kilo

d)

mega

23.

A quantity that can be measured is a

a)

base quantity

b)

physical quantity

c)

derived quantity

d)

scalar quantity

e)

AOT

24.

Which one is a derived quantity?

a)

area

b)

temperature

c)

mass

d)

electric current

e)

NOT

25.

Which of the following measuring instruments measures a derived quantity?

a)
b)
c)
d)
26.

Which of the following is the correct metric prefix for 10-6?

a)

milli-

b)

nano-

c)

mega-

d)

micro-

27.
How many significant figures: 153.0 mL
a)
1
b)
2
c)
3
d)
4
28.
How many significant figures: 0.012 km
a)
1
b)
2
c)
3
d)
4
29.
How many sig figs are there?
0.000008
a)
1
b)
2
c)
6
d)
7
30.

What is the SI unit of area?

a)

Square centimeter (cm²)

b)

Square meter (m²)

c)

Square kilometer (km²)

d)

AOT

31.

The area of a circle is given by which formula?

a)

A=πr2

b)

A=2πr

c)

A=34​πr3

d)

A=πd2

32.

A square has an area of 64 m². What is the length of one side?

a)

4

b)

6

c)

8

d)

10

33.

If the radius of a circle is doubled, how does its area change?

a)

It remains the same

b)

It doubles

c)

It becomes four times larger

d)

It becomes eight times larger

34.

Find the volume of the cylinder. Round your answers to the nearest tenth if necessary. Use 3.14 for π.

a)

163in3

b)

94.2 in3

c)

282.6 in3

d)

324 in3

35.
What is this formula used to find?
V=πr2h
a)
The volume of a cylinder
b)
The volume of a cone
c)
The volume of a sphere
d)
The area of a circle
36.

What is a meniscus in the context of liquid measurement?

a)
The meniscus is the measurement tool used to read liquid levels.
b)
The meniscus refers to the temperature of a liquid in a container.
c)
The meniscus is the curved surface of a liquid in a container, used for accurate measurement.
d)
The meniscus is the solid surface formed when a liquid freezes.
37.

The second is officially defined based on which of the following?

a)
The rubidium atomic clock
b)
The quartz crystal oscillator
c)
The cesium atomic clock
d)
The hydrogen atomic clock
38.

How many seconds are there in one hour?

a)
60
b)
600
c)
7200
d)

NOT

39.

How many nanoseconds are there in one second?

a)
100
b)

10000

c)

10-9

d)

109

e)

NOT

40.

What is the relationship between time period (T) and frequency (f)?

a)
T = 1/f
b)
f = 1/T
c)
T = f^2
d)
f = T/2
e)

NOT

41.

What symbol is typically used to draw a vector?

a)

Plus sign

b)

The letter X

c)

Box

d)

Arrow

e)

Hash tag

42.

Scalar or Vector: The airplane was flying 500 miles per hour due west from New York to California.

a)

Scalar

b)

Vector

43.

Scalar or Vector: The 5000 pound car was sitting in the last parking space on the block.

a)

Vector

b)

Scalar

44.
 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 
45.

Which of the following is NOT a property of vector quantities?

a)

They obey the triangle law of addition

b)

They can be added algebraically

c)

They have both magnitude and direction

d)

They can be resolved into components

e)

Both A & B

46.

If a vector is multiplied by a negative scalar, what happens to the vector

a)
The vector's magnitude is increased.
b)
The vector remains unchanged.
c)
The vector's direction is rotated 90 degrees.
d)

NOT

e)

AOT

47.

The magnitude of a vector is always:

a)
Always negative
b)
Always zero
c)
Always positive
d)
Always non-negative
e)

Both B & C

48.

If two vectors A and B are perpendicular to each other, the magnitude of their resultant is given by:

a)
R = AB
b)
R = √(A² + B²)
c)
R = A - B
d)
R = A + B
49.

Two forces of magnitudes 6N and 8N act at an angle of 90° to each other. What is the magnitude of their resultant?

a)
10N
b)
12N
c)
14N
d)
4N
50.

Two vectors of magnitudes 5 and 12 act at an angle of 90°. What is the direction of the resultant

a)

tan(5/12)

b)

tan-1(12)

c)

tan-1(5)

d)

tan-1(12x5)

e)

NOT

51.

An astronaut travels at a speed of 400 m/s for 250 seconds, what is the total distance he traveled?

a)

0.625 m

b)

100,000 m

c)

1.6 m

d)

650 m

52.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
53.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
e)

NOT

54.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
55.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
56.

What is the term used to describe the total length of the path taken between a starting point and an endpoint?

a)

Average speed

b)

Direction

c)

Displacement

d)

Distance

57.
What is the difference between instantaneous speed and average speed?
a)
Average speed happens in a particular instant, Instantaneous speed is the speed of an object over a longer period of time.
b)
Instantaneous speed is never right, average speed is always right
c)
Instantaneous speed happens in a particular instant, Average speed is the speed of an object over a longer period of time.
d)
Do not pick this answer
58.

A particle moves in a straight line with uniform acceleration. Which of the following is always true?

a)

The average velocity is equal to the instantaneous velocity at all times

b)

The velocity-time graph is a curve

c)

The acceleration is the slope of the velocity-time graph

d)

The displacement is always equal to the distance traveled

e)

AOT

59.

A car moves 60 m east and then 40 m west in 10 seconds. What is its average velocity?

a)

10 m/s east

b)

6 m/s west

c)

2 cm/s east

d)

NOT

60.

The slope of a displacement-time graph represents:

a)
Velocity
b)
Time
c)
Distance
d)
Acceleration
61.

A car accelerates from rest at 2 m/s² for 5 seconds. What is its final velocity?

a)
5 m/s
b)
15 m/s
c)

10 m/s2

d)
20 m/s
e)

NOT

62.

The area under a velocity-time graph represents:

a)

Distance

b)
Force
c)
Speed
d)
Acceleration
e)

NOT

63.

The mass of an object is measured in a spaceship far from any gravitational influence. What would be the observed weight of the object?

a)
The observed weight would be equal to its mass.
b)
The observed weight would be the same as on Earth.
c)
The observed weight would be negative.
d)
The observed weight of the object would be zero.
e)

NOT

64.

An astronaut with a mass of 80 kg weighs 784 N on Earth. What would be their approximate weight on Mars, where g = 3.7 m/s²?

a)

296

b)

392

c)

640

d)

784

65.

The gravitational force on the Moon is 1/6th of that on Earth. If a person has a weight of 720 N on Earth, what is their weight on the Moon?

a)

60

b)

120

c)

180

d)

260

66.

w=mg is associated with newton's _____ Law

a)

1st

b)

2nd

c)

3rd

d)

4th

e)

NOT

67.

Mass is the measure of how much ______ is in an object.

a)

Density

b)

Weight

c)

Matter

d)

Gravity

e)

Force

68.

Check ALL of the contact forces

a)

Gravity

b)

Friction

c)

Normal

d)

Applied

69.

Which force is transmitted through a string?

(a)  

70.

(Check all that apply) Forces are considered balanced if:

a)

An object is changing direction

b)

An object is at rest

c)

An object is accelerating

d)

An object is moving at a constant velocity

71.

Force is a Vector which means: (Check all that apply)

a)

It can be negative or positive

b)

Arrow size determines magnitude of force

c)

Direction of the force matters

d)

Force only applies to objects in contact with each other

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