ELECTRICITY-1
ELECTRICITY-2
ELECTRICITY-3
ELECTRICITY-4
ELECTRICITY-5
100
What charges does an electron, proton and neutron have ?
Electron- positive
Proton-negative
Neutron- neutral
100
A complete loop through which an electrical current travels.
Closed circuit
100
If you have a 12 Volt battery placed across a 6 Ohm resistor, what will the current be?
I = V/R = 12/6 = 2 A
100
Does this diagram represent a series or parallel circuit?
Parallel Circuit
100
What opens and closes a circuit?
Switch
200
Electric charges builds up on the surface of an object
Static electricity
200
What types of charges attract ?
Unlike charges.
200
What do we call current that changes direction ?
Alternating current (AC)
200
What happens to the brightness of the light bulbs in a series circuit when you add more lights.
Each bulb gets dimmer
200
How many volts of electricity comes through a typical wall outlet in your home?
120 V
300
The flow of electrical charges, represented by the letter "I" is called ____.
Current
300
What type of material allows electricity to flow?
Conductor
300
What is Ohm's law
V= RI
Voltage = resistance * Current
300
Does this diagram represent a series or parallel circuit?
Series circuit
300
Does this diagram represent a series or parallel circuit?
Parallel
400
When electricity moves only in one direction
Direct current
400
Aluminium foil - conductor or insulator ?
Conductor
400
The basic building blocks of all objects and substances.
Atom
400
If you place a 50 Volt power source across a 10 Ohm resistor, what will the current be?
I = V/R = 50/10 = 5 A
400
What part of a circuit is this object?
Energy Source / Power Source
500
____ Law allows you to calculate the force between two charged particles.
Coulomb's
500
Wood - Conductor or Insulator
Insulator
500
What is the unit of measurement for electrical current?
Ampere (A)
500
Does this diagram re
Parallel
500
What kind of circuit is this?
Series