Types of electricity
Name the different types of electricity.
Static electricity and current electricity.
What is an electrical appliance?
An object that uses electricity to work.
Is electricity a secondary or a primary source of energy?
It is secondary.
What is static electricity?
The buildup pf electrical charge on the surface of an object when two objects come in contact.
What are the power sources available for our appliances?
Wall power and batteries.
Is electricity a secondary or a primary source of energy.
Some examples are fossil fuels, uranium, sun, water, wind.
What is current electricity?
The flow of electrical charge through a conductor, from one place to another.
Where does alternating current come from?
It comes from wall power.
What is the difference between renewable and nonrenewable sources of energy.
The difference relies in the fact that nonrenewable energy has a limited supply, while renewable energy can be refilled or is inexaustible.
How do we measure current electricity?
We measure it in amperes.
Where does direct current come from?
It comes from batteries.
Which source of energy provides us with nuclear energy?
The Uranium.
Name two good electrical conductors.
Metals such as copper, silver, gold and aluminium.
What kind of current does motor appliances use?
They use alternating current.
Where does hydroelectric energy come from?
It comes from the movement of water currents.