Physics
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If 2 neutral objects are rubbed together
One negative electron from the first object will transfer to the second object
Objects lower on the list have a _____ hold on electrons. When these objects gain electrons they become_____ charged
Strong Negatively
The objects higher on the electrostatic series have a _____ hold on electrons. When these objects lose there electrons they become ____ charged
Weak Positively
Opposite charged
Attract
Like charges
Repel
How to find the charge of something
P-E
If objects have not been rubbed they are
Neutral
When 2 objects are rubbed together electrons move from
1 object to another
3 ways to charge an object is
Conduction Induction Friction
Static electricity is an electrical charge that tends to stay on
Objects surface
Only ____ can move
Electrons
4 components of a circuit are
Sources Connectors Loads Control devices
Electrons can flow through
Closed circuits
Electrons cannot flow through
Open circuits
Electrical current is the flow of
Electrons in a circuit
As resistant increases
Current decreases
Increase in voltage =
Increase in current
Insulators have a…
High resistance
Conductors have a….
Low resistance
Resistance is measured in
(The Libra looking sign)
Voltage is measured is
Volts (v)
Current is measured in
Amps (a)
Triangle formula
V,I,R
Voltage formula
V= IxR