Question

E Choose the correct option in each of th
1. Which of the following is not made of matter?
(a) A paperweight (b) A gold ring
(c) An iron nail (d) Light
2. Ice melts at 0°C. Water will freeze at
(a) 0°C
(b) 5°C
(c) 50°C
(d) 100°C
3. Mercury melts at -39°C and boils at 357°C. Ordinarily it will exist in the
(a) solid state
(b) liquid state (c) gaseous state
4. Which of the following substances is an element?
(a) Water
(b) Sand
(c) Oxygen
(d) Carbon dioxide
5. Which of the following substances is a compound?
(a) Carbon dioxide (b) Hydrogen (c) Nitrogen
(d) Sulphur
6. Which of the following is a mixture?
(a) Carbon dioxide (b) Sulphur
(c) Nitrogen
(d) Air​

Answer 1

Answer:

1) Light

2) 32oC

3) Gaseous state

4)Sand

5) Sulphur

6) Air

Answer 2

1. [ a ]

2 [ d ]

3 [ b ]

4. [ d ]

5. [ c ]

6. [ d ]

Explanation:

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