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P2.2 WATER BOILING IN A SYRINGE
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Watch the video and answer the questions:


Think for Yourself...

Why does the plunger move?
Why does the plunger eventually stop moving?
What would have happened if we had left the syringe to cool down when the plunger had stopped moving? Explain your answer.
What would have happened if we had used twice as much water? Explain your answer.
   
Notes: see Teachers’ Guide
 
teachers’ guide p3


more info
p1: gas pressure
p2: air pressure


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