WorksheetsPhysics - Measurement Quiz
Total questions: 20
Worksheet time: 10mins
What is the definition of measurement?
A collection of quantitative or numerical data that describes a property of an object or event
A process of estimating the weight of an object
A method of comparing two unrelated objects
A collection of qualitative or descriptive data about an object or event
Convert 360 km/h into its SI unit.
100 m/s
72 m/s
50 m/s
360 m/s
Which physical quantity is measured in seconds?
Time
Luminous Intensity
Temperature
Current
Which physical quantity is measured in candela?
Length
Current
Luminous Intensity
Amount of Substance
What is the SI unit of velocity?
N.m⁻²
kg.m.s⁻²
m.s⁻²
m.s⁻¹
What is the dimension of length in dimensional analysis?
T
M
N
L
What is the purpose of dimensional analysis in physics?
To determine the mass of an object
To check the correctness of physical equations
To measure temperature
To calculate force
What is the dimension of time in dimensional analysis?
M
L
T
N
How can dimensional analysis be used in equations?
To check the homogeneity of an equation
To determine the velocity of a car
To calculate the area of a triangle
To measure the temperature of a substance
What is the formula for velocity in terms of displacement and time?
Velocity = time / displacement
Velocity = displacement / time
Velocity = displacement × time
Velocity = displacement + time
What is the SI unit for velocity?
m/s
kg
s
m
How would you express 0.0025 meters in millimeters using the metric/SI system?
0.25 mm
2.5 mm
25 mm
250 mm
What is the prefix symbol for the metric prefix "yotta"?
Y
T
Z
E
Which metric prefix corresponds to 10−6 ?
pico
milli
nano
micro
What is the long scale name for the metric prefix "zepto"?
quintillionth
trillionth
quadrillionth
sextillionth
What does the SI prefix with symbol "n" represent in terms of powers of ten?
10−12
10−3
10−9
10−6
What does the SI prefix with symbol "p" represent in terms of powers of ten?
10−12
10−9
10−6
10−3
What is the equivalent of 12.5 μm in scientific notation?
12.5 × 10^{-6} m
12.5 × 10^{-9} m
12.5 × 10^{-12} m
12.5 × 10^{-3} m
Convert 20000 MW into scientific notation.
2 × 10^6 W
2 × 10^10 W
2 × 10^4 W
2 × 10^8 W
What is the scientific notation for 0.3 mA?
0.3 × 10−3A
0.3 × 10−12A
0.3 × 10−9A
0.3 × 10−6A
