What did Priestley observe about the burning of a candle in a closed space?
What did Priestley observe about the burning of a candle in a closed space?
The candle burned continuously
The candle burned out quickly
The candle burned longer than usual
The candle did not burn at all
Solution
Priestley observed that a candle burning in a closed space soon gets extinguished. He concluded that breathing animals and burning candles somehow damage the air.