ICSE/ISC Std 7 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The process during which solid changes to liquid state is

(A) Freezing	(B) Boiling
(C) Condensation	(D) Fusion

Question-2
In a steam engine, heat is converted into:

(A) Electric Energy	(B) Mechanical Energy
(C) Light Energy	(D) Chemical energy

Question-3
A solid directly converts into gaseous state is called

(A) Sublimation	(B) Expansion
(C) Solidification	(D) Fusion

Question-4
The normal human body temperature 37 ^°C is _______ ^°F.

(A) 98.7 ^°F	(B) 98.6 ^°F
(C) 99 ^°F	(D) 99.6 ^°F

Question-5
To convert the celsius scale into the kelvin scale, we have to add

(A) 100	(B) 200
(C) 337	(D) 273

Question-6
Conversion of carbon dioxide into dry ice is an example of

(A) Sublimation	(B) Expansion
(C) Solidification	(D) Fusion

Question-7
Which is an effective way of bringing a hot (or a cold) fluid to a different area?

(A) Convection	(B) Conduction
(C) Radiation	(D) All of these

Question-8
The equation used to convert ^°C into ^°F is

(A)	(B)
(C)	(D)

Question-9
At what temperature the celsius scale is equal to Fahrenheit scale?

(A) 0 ^°C	(B) 100 ^°C
(C) -40 ^°C	(D) -10 ^°C

Question-10
The S.I unit of temperature is:

(A) Degree Celsius	(B) Fahrenheit
(C) Kelvin	(D) centigrade

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Std 7

ICSE/ISC

Practice in Related Chapters
Reflection of Light
Light and Shadows
Heat
Sound
Measurement
Motion
Electricity