Current Electricity
In a conductive material, ____________ will move from atom to atom.
What are electrons?
A circuit must use a conductor of electricity, or __________
What is a wire?
A power plant produces this type of energy.
What is current?
Current Electricity needs a source. What source powers a flashlight?
What is a battery?
You turn the switch off on your flashlight and the light goes out. The circuit is now __________ (open/closed)
What is open?
Lightning strikes. This is an example of ________ electricity.
What is Static?
Batteries produce _________ current. With this type of electricity, electrons move in just one direction.
What is a direct current?
When you switch the flashlight on, the circuit is now ___________ which allows the flow of electrons to the light bulb.
What is closed?
A computer runs on AC electricity. This is an example of _______ electricity.
What is current?
Our buildings and houses use __________ currents, meaning the flow of electrons go in both directions.
What are alternating currents?
Electrical energy is transformed into _________ energy when a flashlight is turned on.
What is light energy?
You feel a zap when you open a door handle. This is an example of ________ electricity.
What is Static electricity?
Current electricity was discovered by humans to provide electrical devices with the ________ they need to do work.
What is energy?
If a lamp is not plugged into the wall, it will not turn on because it is not connected to an energy _______
What is an energy source?
Your flashlight turns on when you insert a new battery. This is an example of ______ electricity.
What is direct current electricity?