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Learning aims and important points
Learning Aims
1.Knowledge?Aims:
Master the words and phrases in this lesson
2.Ability?Aims:
Learn how to describe the science experiments
3.Emotion Aims:
Lead Ss to be interested in science research
Learning Important Points:
Describe (描述) and explain（解释） the experiment in English
a candle
a candle holder
a big glass jar
a shallow dish with water
matches
oxygen
What do we need?
1. Put the candle in the candle holder.
2. Put the candle holder in the dish.
4. Light the candle.
How do we do the experiment?
观
察
领
悟
3. Fill the dish half full with water.
5. Let the candle burn for
two or three minutes.
6. Carefully put the jar over the candle
until the top of the jar rests on the