Static Electricity
________ _________ are chraged particles that exert a force on each other.
Electric Charges
This need to happen for electrons to flow properly to the energy source.
Complete path
If lights are wired in series, if one light bulb burns out, do the rest work?
No
What is the equation for Ohms Law
V=IXR
Renewable can be reused, while non-renewable can not be reused once it is used up.
Neutrons have this charge?
Neutral
This may cause an electrical fire
Short Circuit
The lights in the classroom are wired in a _________ circuit
Parallel Circuit
A resistor has a voltage of 12 V across it and a resistance of 4 ohms. What is the current?
Most energy in Canada is created using?
Hydroelectrical energy
This occurs when objects rub together?
Friction
Circuit Breaker
When the switch is closed the lights are_________
On
A current 0f 0.5A flows when the voltage is 6V. What is the Resistance?
_______ is an organic material made up of plant and animal waste
Biomass
State the law of attraction
Like charges Repel, Opposites attract
+-
--
++
What is the third prong used for in a plug?
It is connected to a grounding wire, and allows any unwanted current towards the ground.
Current is measured by a _______
Ammeter
A circuit has two resistors in series 3 ohms and 7 ohms connected to 20V. Find the total current.
2A
Canada is the ________ largest exporter of electricity in the world!
What is the main difference between a conductor and a insulator
Conductors allow electrons to move through them, while insulators do not.
Ground Fault Circuit Interrupter
Define Resistance
Resistance is the degree to which a substance opposes the flow of current through it.
Ohms Law estibalished the relationship between ______, _________ and ___________
Voltage, current and resistance
Most of the energy in Saskatchewan is made by?
Fossil Fuels