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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