| A | B |
| (i)Fuel | •lighted matchstick |
| •air | |
| (ii)oxygen | •coal |
| •burning coal | |
| iii)heat | •wood |
| •smouldering paper | |
| •cooking gas |
Answer:
A B
(i) Fuel coal, wood, cooking gas
(ii) Oxygen air
(iii) heat burning coal smouldering paper.
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