Tamil Nadu (English Medium) Std 3 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
When did Sir. C.V. Raman discovered Raman effect?

(A) January 14	(B) February 28
(C) December 15	(D) March 10

Question-2
Which one of the following is a solid ?

(A) Oil	(B) Water
(C) Potato	(D) Tomato sauce

Question-3
If we pour water from the bottle, we can see that water flows on the floor why?

(A) liquids have weight	(B) liquids have no definite shape
(C) liquids flow	(D) liquids take shape of container

Question-4
If we blow a balloon and release it from our hand, balloon falls down as air comes out why?

(A) Gases have weight	(B) Gases can flow
(C) Gases have no shape	(D) Gas occupy space

Question-5
Which one of the following is a solid object?

(A) Football	(B) Chair
(C) Stone	(D) All the above

Question-6
Which one of the following gas is used for cooking?

(A) Nitrogen	(B) Oxygen
(C) Hydrogen	(D) LPG

Question-7
Which award Sir. C.V. Raman got for the discovery of Raman effect?

(A) Padmasree	(B) Nobel prize
(C) Padmabhooshan	(D) Nobel Prize

Question-8
When do we celebrate national science day?

(A) January 28	(B) February 28
(C) December 28	(D) March 28

Question-9
If we keep one air filled ball and an empty ball on balance one side side of the empty ball rises up why?

(A) Because air has weight	(B) Because air has height
(C) Because air has shape	(D) Because air occupy space

Question-10
Which one of the following is a solid matter?

(A) Pencil	(B) Water
(C) Juice	(D) Jelly

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Std 3

Tamil Nadu (English Medium)

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