Tick) the correct option.
1. The hardest substance is
(a) diamond
(b) chalk
(c) silver
(d) graphite
2. Which one of the following objects is transparent?
(a) Wood
(b) Water
(c) Stainless steel plate
(d) Silver
3. Which of the following will sink in water?
(a) Piece of paper
(b) Dry leaf
(c) Feather
(d) Coin
4. Which one of the following materials is magnetic?
(a) Glass
(b) Plastic
(c) Iron
(d) Cooper
5. Which of the following is insoluble in water?
(0) Salt
(b) Milk
(c) Sand
(d) Sugar
6. Which of the following materials is not lustrous?
(a) Gold
(b) Silver
(c) Wood
(d) Diamond
Share
Answer:
1.a. diamond
2.b.water
3.d. coin
4.c.iron
5.c.sand
6.d.wood
hope this help you.......
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