Magnetism
Electricity
Waves
General 1
General 2
100
Moving electrons
What is electricity?
100
A property that leads to electromagnetic interactions.
What is electric charge?
100
A disturbance that transfers energy from one place to another.
What is a wave?
100
A tiny chip of specially treated silicon containing many circuit paths.
What is an integrated chip?
100
When light rays bounce off the surface they strike.
What is reflection?
200
The area surrounding a magnet where magnetic forces can be detected.
What is magnetic field?
200
The exchange of electrons by rubbing two objects together.
What is friction?
200
A wave that doesn't need a medium to travel through.
What is a electromagnetic wave?
200
Vibrations in your vocal chord.
What is sound?
200
A wave that doesn't need a medium to travel through.
What are electromagnetic waves?
300
Iron, nickel, cobalt
What are the only three things that stick to a magnet?
300
When an atom has an overall positive or negative charge.
What is an ion?
300
A measure of how far the particles in the medium move away from the rest.
What is amplitude?
300
Signals that change continuously in a given range.
What is analog signals?
300
The first wave that occurs in an earthquake.
What are s waves?
400
Natural materials such as iron which can be turned into a permanent magnet when placed in a strong magnetic field.
What is a ferromagnet?
400
Aluminum, copper, gold (metals in general)
What are conductors?
400
The amount of cycles which occur in any given amount of time.
What is frequency?
400
A system of 0s and 1s.
What is binary code?
400
Wave were particles move back and forth in the same direction as the wave.
What is longitudinal wave?
500
Magnets that lose their domain alignment over time.
What is a temporary magnet?
500
Circuit in which every bulb glows with full brightness without the others being affected.
What is a parallel circuit?
500
As each wavefront moves farther from the source, the energy is spread over a greater area.
What is spreading?
500
A wave created by both longitudinal and transverse wave.
What are surface waves?
500
300 million meters per second
What is the speed of electromagnetic waves in empty light?
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