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| V6.7
WHAT IS THE DIFFERENCE BETWEEN A CANDLE WITH A GLASS WICK
AND ONE WITH A STRING WICK? |
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Watch
the video and answer these questions:
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Which candle has the glass
wick and which has the string wick? |
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Why does one of the wicks
glow where it sticks out of the flame? |
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Why does one of the wicks
shorten as the candle shortens? (The exposed length
stays the same) |
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Which
type of wick uses up the wax more quickly? Why?
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| a
Science Enhancement Programme CD-ROM 2005 |
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user
guide |
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