1. is non- metal used in the vulcanisation of rubber. 2 is used making fertilisers. 3. is used in to matchstick heads. 4 crystals are used for keeping time in watches . 5.is a non-metal that has a high melting point. 6. metal is found in a pure state in nature. 7. is the most. abundant metal on the earth. 8 . is a non-metal present in hair eggs and wool. 9. metal that is used to harden steel. 10 . metal is used to galvanise iron . plz help 5 minute.​

1. sulfur

2. ammonium nitrate

3. potassium chlorate

4. quartz Crystal's

5. Diamond

6. aluminum

7. aluminum

8. keratin

9. chromium

10. zinc

Explanation:

1. SULFUR is non-metal used in the vulcanization of rubber.

2. AMMONIUM NITRATE is used to make fertilizers.

3. POTASSIUM CHLORATE is used to matchstick heads.

4. QUARTZ crystals are used for keeping time in watches.

5. DIAMOND is a non-metal that has a high melting point.

6. ALUMINUM metal is found in a pure state in nature.

7. ALUMINUM is the most abundant metal on the earth.

8. KERATIN a non-metal present in hair eggs and wool.

9. CHROMIUM metal that is used to harden steel.

10. ZINC metal is used to galvanize iron

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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