Vocab
a form of energy that involves the flow of electrical charges
electricity
Everything contains small particles of electricity. These small particles are called________________.
A magnet's magnetism is greatest at its______________.
poles
Name the parts of a generator
coil of wire
magnet
shaft
turbine
Name three insulators
rubber, glass (fiberglass), wood
occurs when electrical charges build up on the surface of an object
static electricity
Name the three electric charges
positive, negative and neutral
An ____________ forms when and electric _________ flows through a ___________ around a certain metal core.
electromagnet
coil
Name ways to power a generator
water, steam, wind or fossil fuels (gas)
Circuits that have several objects in ONE complete path are ___________________ circuits
series
the material that allows electricity to flow through it easily
conductor
If an object has two negative charges and seven positive charges, what charge does it have?
positive
What makes an electromagnet stronger? Weaker?
The amount of coils.
Name some things generators are used for
camping
power outage
power plant
When negative charges have continuous movement through material, this is _______________ electricity.
current
a material that does not allow electricity to flow through it easily
insulator
Two balloons, both negatively charged, ________________one another.
repel
Give an example of an electromagnet.
Maglev train
drill
doorbell
etc
God has provided us with the ability to create and use generators. We should be good _______ of electricity.
stewards
Give a practical use for magnets
cow stomachs
refrigerator door
an object that attracts certain types of metals
magnet
water
people
metals (copper, iron, aluminum, steel, nickel, silver)
A generator produces electricity by using a ___________ of wire around a ____________.
coil
magnet
Describe the process that causes a generator to work.
A form of energy moves the turbines.
The turbines (fans) turn the shaft.
The shaft turns the magnet and coil of wire.
The coil and wire produce a magnetic field, which generates electricity.
a circuit that has more that one path is called a ______________ circuit
parallel