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WorksheetsIntroduction to Electricity
Total questions: 10
Worksheet time: 5mins
What is electricity?
Waves of free energy
The movement of electrons
An imaginary force
The result of protons being seperated from neutrons
What is the simplest form of matter?
Element
Atom
Proton
Electron
How many protons are in Beryllium?
2
4
6
9
What are valence electrons?
The electrons that merge with protons to form neutrons
The electrons in the first two energy levels
The electrons closest to the nucleus
The outermost ring of electrons in an atom
What would be an example of a conductor
Copper
Alluminum
Silver
Wood
Electricity is created as electrons ________ and transfer from atom to atom.
collide
flow
revolve
transmit
How many valence electrons does an insulator have?
zero
1 - 3
5 - 8
exactly 8
The flow of electric charge is called ______.
voltage
current
resistance
battery
In the "Electron Flow" model, which direction do the electrons flow?
Negative to positive
Positive to negative
They do not flow, but create waves
They flow from both sides of the battery to opposite sides of the battery
If you place a resistor before a lightbulb in a series circuit, what happens to the lightbulb?
The bulb gets brighter
The bulb gets dimmer
There is no effect
The bulb will get hotter
