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Question-1
Falling water in the form of rain, snow or hail is called:
(A)
Transpiration
(B)
Condensation
(C)
Melting
(D)
Precipitation
Question-2
The planet which is made from a very large amount of hydrogen.
(A)
Mars
(B)
Saturn
(C)
Jupiter
(D)
Pluto
Question-3
The push or force of gas on the surface area of a liquid or solid is called:
(A)
Temperature
(B)
Pressure
(C)
Mass
(D)
Volume
Question-4
The process in which solid turns directly into gases is called:
(A)
Evaporation
(B)
Condensation
(C)
Sublimation
(D)
Freezing
Question-5
The process by which the leaves of plant return water to the atmosphere is:
(A)
Evaporation
(B)
Freezing
(C)
Transpiration
(D)
Conformation
Question-6
The particles of liquid lose much energy that they can no longer slide over each other and have vibration about one position. The process is called:
(A)
Freezing
(B)
Evaporation
(C)
Boiling
(D)
Melting
Question-7
The thickness of atmosphere is:
(A)
1000 km
(B)
100 km
(C)
10,000 km
(D)
10 km
Question-8
The boiling point of water is:
(A)
100
o
C
(B)
10
o
C
(C)
110
o
C
(D)
99
o
C
Question-9
When some substances are heated, it forms a gas without forming a liquid. This is:
(A)
Condensation
(B)
Transpiration
(C)
Sublimation
(D)
Freezing
Question-10
The scientist who explained about the structure of matter.
(A)
Robert Boyle
(B)
Hero
(C)
Democritus
(D)
Maxwell
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Cambridge Secondary Grade 8
IGCSE
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Patterns of Reactivity
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