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Name:_________________________ Date:_______________
A.
Write the number of the correct answer in the brackets.
B.
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1. When water boils, the bubbles in the water are filled with ________. ( )
(1)
(2)
(3)
(4)![]()
water
air
vacuum
soap2. ________ is a solid. ( )
(1)
(2)
(3)
(4)![]()
wax
petrol
oxygen
turpentine3. Carbon dioxide and syrup are similar because they ________. ( )
(1)
(2)
(3)
(4)![]()
have weight
are soft drinks
have definite shape
have defintie size4. We can put out a fire by covering the fire with a wet blanket because ________. ( )
(1)
(2)
(3)
(4)![]()
the blanket is an insulator
carbon dioxide is absorbed by the blanket
oxygen supply is cut off
fire cannot burn the blanket5. When we spread jam on a piece of bread, we are changing the ________ of the jam. ( )
(1)
(2)
(3)
(4)
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weight
volume
size
shapeWrite "T" for true and "F" for false.
C.
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1. Water can be compressed. ![]()
( )
2. Hot air is lighter than cold air. ![]()
( )
3. Solids and liquids have surfaces. ![]()
( )
4. There is more oxygen than nitrogen in the atmosphere. ![]()
( )
5. When a piece of paper is burnt into ashes, it changes from solid to liquid.
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( )
Fill in the blanks with the most suitable word.
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1. When a jug is tilted, the surface of the water inside the jug remains ____________. ![]()
2. Titanium does not absorb water. It is ____________. ![]()
3. We cannot see wind but we can ____________ it. ![]()
4. An eraser has weight and definite __________ and __________. ![]()
5. Two types of gases in the atmosphere are ____________ and ____________. ![]()