Light Waves Crossword

This printable crossword puzzle on the topic of Physics has 14 clues. Answers range from 4 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

What is the distance light travels in one year
Who experimented in 1880 to calculate the speed of light
Electromagnetic waves of frequencies lower than the red of visible light
Electromagnetic waves of frequencies higher than those of violet light
Light is energy that is emitted by accelerating ________ charges.
Glass and water are _____________ materials. They allow light to pass through.
Wood, stone and people are _____ materials. Light is absorbed without reemission.
Light is both a ___________ and a wave.
Which type of electromagnetic wave has the highest frequency?
The average speed of light in glass is _____ than the speed of light in air.
Light re emitted by a metal is seen as a ____________.
Our atmosphere is transparent to ______________ and some infrared light.
Our __________ has a diameter of 100,000 light-years.
Light travels as an ____________ wave.