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light
em waves
100
What is two things that produce light.
What is electromagneticwave and rediation waves.
100
how is the speed of a wave determined
What is 300,000,km/s
200
what is light?
What is a type of energy
200
the entire range of emwaves is called the.
What is electromagneticspectum.
300
every magnet is surrounded by an?
What is magneticfield.
400
what is the speed of light in the near vacuum of space?
What is 300,000,000m/s or300,000km/s.
500
What is the energy carried by an em wave come from.
What is the original vibration of the particle.