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Physical Quantities and Measurements
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General Science for Class 6
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Physical Quantities and Measurements
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Physical Quantities and Measurements
A chips wrapper is 4.5 cm long and 5.9 cm wide. Its area up to significant figures will be
30 cm²
28 cm²
26.55 cm²
32 cm²
Author:
rikazzz
Comment
Physical Quantities and Measurements
The unit of area is
meter²
meter³
meter
C
Author:
rikazzz
Comment
Physical Quantities and Measurements
The study of internal structure of earth is
geophysics
electricity and magnetism
mechanics
thermodynamics
Author:
rikazzz
Comment
Physical Quantities and Measurements
The significant digits in 275.00 are
2
3
5
4
Author:
rikazzz
Comment
Physical Quantities and Measurements
Length, mass, electric current, time, intensity of light and the amount of substance are the examples of
base quantities
derived quantities
prefixes
quartile quantities
Author:
rikazzz
Comment
Physical Quantities and Measurements
All the quantities that are measurable are called
Physical quantities
thermodynamics
non-physical quantities
mechanics
Author:
rikazzz
Comment
Physical Quantities and Measurements
An interval of 300µs is equal to
0.3 s
3 × 10
-4
 s
3 × 10
-6
 s
0.03 s
Author:
rikazzz
Comment
Physical Quantities and Measurements
The unit for density is
m
mole
kg m
-3
Pa
Author:
rikazzz
Comment
Physical Quantities and Measurements
The units used to measure derived quantities are known as
square units
derived units
base units
scalar units
Author:
rikazzz
Comment
Physical Quantities and Measurements
Types of balance includes
beam balance
electronic balance
both a and b
natural balance
Author:
rikazzz
Comment
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