10 questions
Which of the following materials is hard, opaque and shines?
Rubber
Plastic
Wood
Tin
Which property of clay is useful for making pots and bricks?
Opacity
Non-magnetic nature
A good conductor of heat
malleability
Which one of the following dissolve in water
Wood
Rock
Sugar
Plastic
stone -------- in water
Which pair of substances among the following would float in water-
Feather, plastic ball
rubber band, coin
thermocol, stone
pin, oil drops
Which of the following substances is translucent?
Sand paper
Wood
Oily paper
Water
Define:
Matter
Which of the following is a gas?
steam
milk
box
water
What will happen to these cubes of ice when they melt?
Turn into a solid.
Turn into a gas.
Turn into a liquid.
Nothing, they will not melt.
Which of the following is the best material to make into the windows of a car?
metal
stone
wood
glass