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WorksheetsI midterm test
Total questions: 25
Worksheet time: 50mins
One metric ton is equal to
10 quintals
100 quintals
1 quintal
A physical balance measures small differences up to
1 mg
100mg
1 kg
Radius of a thin wire is measured by
Meter scale
Beam balance
Screw gauze
Pick out the correct order
mm<cm<m< km
m<cm<mm< km
Km<cm<m< mm
Which of the following devices is used to measure mass?
Beam balance
Meter scale
Physical balance
The S. I. Unit of electric current is
Ammeter
Ampere
Candela
The least distance measured by a device is known as
Least count
Error
Uncertainty
The distance between two successive threads in a screw gage is known as
Pitch
Least count
Least measure
The least count for Verner caliper is
0.01 cm
0.01 mm
1 mm
The thickness of a cricket ball is measured by
Physical balance
Meter scale
Vernier caliper
Which of the following has same properties throughout the substance?
Pure substance
Mixture
Colloid
____ is essential to perform separation by solvent extraction method.
Separating funnel
Filter paper
Sieve
Which of the following is a mixture?
Common salt
Juice
Carbondioxide
The separation of denser particles from lighter particles by rotation is known as
Filtration
Sedimentation
Centrifugation
When we mix ink in water we get
Heterogeneous mixture
Homogeneous mixture
Compound
Alcohol can be separated from water by (a)
An example for a substance that undergoes sublimation is (a)
In petroleum refineries (a) method is used.
A mixture which is indistinguishable is
(a)
Chromatography is based on
(a)
(a) is a standard quantity with which the unknown quantities are compared.
When temperature is expressed in kelvin,
the degree sign is (a) .
(a) are used as symbols for units not derived from a proper noun.
Symbols of the units named after
scientists should be written by the initial (a)
The numerical values of physical quantities should be written in (a)
