Circuits
Series and Parallel.
What are the two types of circuits?
Mechanical, Thermal, and Radiant.
What are the three types of energy transformations?
Iron filings.
What shows a magnetic field?
Benjamin Franklin.
Who discovered lightning was electricity?
Conductors
Electrical energy moves through materials that are what?
Open.
Is a circuit closed or open when there is a hole or problem in it?
Mechanical.
What energy transformation is motion?
An electric current.
What creates a magnetic field?
Thomas Edison.
Who invented the motion picture camera?
Because plastic is an insulator.
Betty looked at her charger. She wondered why the outside part of her charger was called insulation. Why do you think the plastic outside of Betty's charger is called insulation?
Parallel Circuit
What type of circuit has 2 or more paths for energy to flow?
Radiant.
What energy transformation is light?
An electric current.
A moving magnetic field creates what?
1830.
When did Micheal Faraday discover electromagnetisim?
Metal.
What type of material is usually a conductor?
The continuous flow of electrons, or known as negative charges.
What creates an electric current?
Thermal.
A toaster is an example of what energy transformation?
An electromagnet.
Creating a closed circuit around an iron nail is an example of what?
1880.
When did Thomas Edison invent the phonograph and other things?
Plastic, rubber, and wood.
What type(s) of material(s) are usually insulators?
The other bulbs go out.
What happens when a bulb in a series circuit goes out?
Radiant and Thermal.
A lamp is an example of what energy transformation(s)?
You wrap more coils around the nail.
What do you do to make an electromagnet stronger?
The phonograph, and the affordable, practical light bulb.
What else did Thomas Edison invent in the 1880's?
The material's resistance.
What does the rate of which energy flows depend on?