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Y8 Static Electricity
By Yoke Wah Cheng
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Last updated about 6 years ago
8 questions
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Note from the author:
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Can be used as a reinforcement or homework
Part A:
Review where charges come from by watching the video one more time.
Then answer the questions.
Question 1
1.
Question 2
2.
Question 3
3.
Part B
You may do the simulation again as a revision.
Then answer the questions.
Question 4
4.
Question 5
5.
Question 6
6.
Enrichment: How is lightning formed?
Copy and paste this link into your browser to watch a video about lightning.
https://www.pbslearningmedia.org/resource/phy03.sci.phys.mfw.lightning/lightning/
Question 7
7.
(Optional) Write a paragraph about how lightning is formed.
Question 8
8.
Which is negatively charged?
electron
proton
neutron
A atom is neutral because they have the same number of
electrons and protons.
protons and neutrons.
neutrons and electrons.
Which can be removed easily?
electron
proton
neutron
This diagram shows that opposite charges
attract
repel
bump into each other
Look! The baby's hair is standing! This is probably caused by
strong wind.
hair with gel.
static electricity.
Explain how hair becomes charged.
Please put the sentences in the correct order.
The hairs repel each other.
Electric charge moves from the hair.
Electric charge moves onto the balloon.
The hairs are left with the less charge than before.
But the hairs are attracted to the balloon.
The balloon is rubbed on hair.
(Optional - for fun only) How did Thor get his power to create lightning?
His hammer has a lot of positive charges to attract negative charges.
His hammer has a lot of positive charges to attract even more positive charges.
His hammer has a lot of positive charges to repel negative charges.