Presentations text content in November 8, 2017 Get your folders and find a new page.
Slide1
November 8, 2017
Get your folders and find a new page.
Copy the date at the top.
Write the title “Candle Lab”
Slide2You are going to experiment with putting a jar over candles today.
Predict what will happen to the candles when I put a jar over them.
Record your observations as you watch the teacher demonstration.
Slide3Write these questions in your notes and answer them as you do the lab.
What molecules or atoms are in the jar?
Which candle goes out first? Why?
What happens to the molecules as the candles burn?
Slide4Add some water to the bottom of your pan. Redo the experiment.
4. What do you predict will happen when the candles go out now?
5. What are your observations?
6
. What is your explanation of this phenomenon?
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. What parts are physical changes?
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. Which parts are chemical changes?
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. Does it have anything to do with the Law of Conservation of Matter?
Slide5Clean up your area, please.
Dump the water ONLY into the gray bucket up front.
Keep the candles that can be reused.
Make sure the floor is clean around your desk.
Make sure your desk is clean.
November 8, 2017 Get your folders and find a new page.
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