If your toaster is jammed always do this first before fixing it.
What is unplug it?
100
lightning, fireflies, static electricity
What are examples of natually occuring electricity?
100
Where will you find EnerGuide labels?
What is on all new appliances sold in Canada?
100
What is an open circuit?
What is a circuit that does not allow a complete path for the electricity therefore the bulb does not light?
100
When the pointer on an electrical meter is between two numbers always choose the __________ number.
What is the lower number?
200
Two safety rules.
What is...
- don't create an electric octopus
- always unplug electric devices before cleaning or repairing
- never pull a plug out of an outlet by pulling on the wire
- don't run wires under rugs or carpets
- never put your finger in an empty socket
- always replace a damaged electrical cord
- fly kites only in open spaces
- never touch loose, hanging wires
- never use electrical devices near water
- don't climb in trees near power lines
- only electrical plugs go into a wall outlet
200
paper clips, car keys, scissor blades
What are conductors?
200
Give two ways that you can be energy efficient.
AWV.
200
What is a closed circuit?
What is a circuit that allows a complete path for the electricity and so the bulb lights?
200
Electricity flows from the __________ terminal to the __________ terminal of a cell.
What is the negative terminal to the positive terminal?
300
Why is a short circuit unsafe?
What is can cause a fire?
300
dvd player, washing maching, vacuum
What are examples of electrical devices used by humans?
300
Give two reasons why it is important to be energy efficient.
What is
- saves money
- decreases the use of nonrenewable resources
- decreases air pollution
300
Give two ways to create an open circuit.
What is
- remove the battery
- disconnect a wire from the battery
- remove the bulb
- disconnect a wire from the bulb
300
What type of gas is in a light bulb?
What is argon?
400
True or False?
When there is a lightning storm the safest place to be is under a tree.
What is false?
400
plastic ruler, rubber gloves, wood
What are insulators?
400
What is the purpose of an EnerGuide label?
What is to tell the consumer how much energy, on average, an appliance uses in a month or year?
400
Give an example of a resistor in use in our homes.
What is
- dimmer switch
- iron
- toaster
- stove
400
If the pointer on an electrical meter is between 0 & 1, choose _________; if it is between 0 & 9, choose __________.
What is 0; 9?
500
Why is a battery operated radio better to have in the bathroom than a plugged in one?
What is a plugged in radio has a continuous flow of electricity and you can be electrocuted whereas a battery operated radio has a finite amount of electricity and you will just be shocked?
500
cobalt, steel, nickel
What are examples of materials attracted to magnets?
500
Which is more efficient - an appliance that uses 670 kWh/year or one that uses 60 kWh/month?
What is the appliance that uses 670 kWh/year?
60 x 12 = 720 kWh/year
500
How does adding a resistor to a circuit affect the lighting of the bulb? Why?
What is the bulb lights dimly or does not light at all because the electricity is slowed down?
500
Where is the earth's magnetic field the strongest?