Electricity Review of Essential Terms
a) Define matter
b) What are the three states of matter?
c) What is matter made up of?
d) Draw a simple model of an atom
e) Complete the following table
Sub Atomic Particle
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Location
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Mass
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Charge
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Neutron
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Proton
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|
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Electron
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f) State the law of Electromagnetic (or electrostatic charges)
g) What do we mean by difference in potential?
h) State the difference between Conductors & Insulators
i) Define and give the proper Symbol and the Short form for the following terms
- VOLTAGE,
- CURRENT,
- RESISTANCE
j) What are the four factors that determine the resistance of a conductor (or a material)?
k) What are the units of electric current?
l) What are the units of electric voltage?