Stage 1
PHYSICS
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Weekly Homework Assignment
Conductors and Insulators + Atomic Structure
For the following state, what it is and give an example.
a. Conductor
b. Insulator
c. Semi-conductor
d. Atom
The Van de Graff generator is a fantastic device that can be used to show how static
electricity is generated and works. Write a brief (150-word) discussion on what it is,
who discovered/designed it and how it works. Be sure to include an appropriately
labelled diagram.
During class, we discussed three ways in which bodies can be charged. For each of
the processes explain how the bodies are charged.
a. Charging by friction
b. Charging by conduction
c. Charging by induction
A fantastic device that can be used to determine whether an object has charge is
called an electroscope. Write a brief (150-word) discussion on what it is, who
discovered/designed it and how it works. Be sure to include an appropriately
labelled diagram.
The atom is central to our understanding of matter. Draw a labelled diagram of the
structure of the atom.
When dealing with electricity we must always ensure we have an earthing cable.
What is the purpose of the earthing cable?
Why is wiring in houses typically made of copper?
State the law of conservation of charge.
DUE MONDAY WEEK 5