__ 6. Hanna wants to know what will be the effect of the presence of oxygen to a lighted candle. What will Hanna do?
A. She will put the lighted candle in a sealed container.
B. She will put the lighted candle in an open space.
C. She will cover the lighted candle with a glass jar.
D. She will cover the lighted candle with wet cloth.
Answers & Comments
Answer:
A.She will put the lighted candle in a sealed container.