Question

according to this activity
tell the following question
a. what happened to the candle when the glass covers on it rested on the blocks did it get extinguished ?
b. what happened when you removed the blocks and then covered the candle ?
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Answer 1

Explanation:

a) oxygen in the air inside the glass tumbler is utilized in burning the candle. All the oxygen gets converted into carbon dioxide. Carbon dioxide does not support burning and hence candle stops burning.

b) A lit candle needs to draw oxygen from the air in order to continue burning. ... Thus, oxygen inside the glass jar will decrease and it gets filled with carbon dioxide, and eventually the candle's flame will Extinguish

Answer 2

Explanation:

a. when the block is closed on candle present in the glass, no air can come inside the glass. Oxygen is important gas to burn anything. So, it is extinguished.

b. If u remove the block and light the candle. It will burn.

Hope it is correct and it helps you.....