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Question-1
Substances that will not allow heat to pass through them easily are called ___________

(A) insulators	(B) conductors
(C) indicators	(D) none of these

Question-2
Temperature is measured using a _________.

(A) scale	(B) thermometer
(C) heat meter	(D) barometer

Question-3
Inside the thermometers there is a very narrow tube called a __________ tube.

(A) capillary	(B) vascular
(C) electrical	(D) none of these

Question-4
The Earth gets heated from the sun by _________.

(A) conduction	(B) convection
(C) radiation	(D) All of these

Question-5
The shiny liquid metal in the thermometer is ________

(A) copper	(B) iron
(C) silver	(D) mercury

Question-6
_________ is a liquid metal .

(A) mercury	(B) lead
(C) calcium	(D) tin

Question-7
The clinical thermometer measures only from _________ to _________.

(A) 0 degree celsius to 100 degree celsius	(B) 35 degree celsius to 100 degree celsius
(C) 35 degree celsius to 42 degree celsius	(D) 0 degree celsius to 35 degree celsius

Question-8
When rice is placed in water,and heated ,it gets cooked.It is a __________ change.

(A) physical	(B) chemical
(C) physical and chemical	(D) none of these

Question-9
Heat is :

(A) a form of energy	(B) a type of matter
(C) sometimes energy and sometimes matter	(D) none of these

Question-10
The normal temperature of the human body is ___________.

(A) 20 °C	(B) 27 °C
(C) 37 °C	(D) 42 °C

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Std 7

CBSE

Practice in Related Chapters
Winds,storms and cyclones
Motion and Time
Electric current and its effect
Heat
Light
Heat and its Effects