Section 9.1 Investigating Electrical Charges (p. 270) Questions:

```Section 9.1 Investigating Electrical Charges (p. 270)
Questions: _________________________________________________________________________
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Materials: _________________________________________________________________________
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Hypothesis: ________________________________________________________________________
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Procedure:
STEPS
1. Inflate a balloon and equally space the
letters A, B, and C around a balloon.
Create a charge by rubbing a balloon
against your hair. Place the balloon
against several vertical surfaces.
2. Create a charge by rubbing a plastic
ruler with fur or fleece. Place both
close to the pieces of paper.
3. Create a charge by rubbing an overhead
strip with fur. Hold the strip close to a
stream of water.
4. Create a charge by rubbing an overhead
strip with silk. Hold the strip close to a
stream of water.
5. Create a charge by rubbing an overhead
strip with fur. Mount the strip across a
dish using the modeling clay.
6. Create a charge by rubbing a vinyl strip
with fur. Bring the charged end of the
vinyl strip close to the charged end of
the strip mounted on the dish.
7. Place the uncharged part of the strip
close to the charged end of the strip.
8. Create a charge by rubbing an overhead
strip with silk. Repeat steps 5, 6, and 7.
9. Create a charge by rubbing an overhead
strip with fur. Mount the strip on the
dish using the modeling clay. Take a
vinyl strip and create a charge by
rubbing it with silk. Put both charged
ends together.
OBSERVATIONS
Analysis &amp; Communication