The Nature of Light
This Greek philosopher was one of the first people to attempt to explain how light made it possible to see. He was wrong.
Who is Pythagoras
These are the three ways you can measure a wavelength.
What are crest to crest, trough to trough, or full crest and full trough.
The seven colours of the rainbow are sometimes abbreviated in the form of this person's name.
Who is Roy G Biv
What is electromagnetic radiation
These can be used for telecommunications. They aren't just for cooking leftovers.
What are microwaves
It was the first known lens that was designed to magnify print on a page.
What is a reading stone
Frequency is the number of repetitive oscillations, that occur in a given time. Normally measured in these.
What are Hertz (Hz)
This occurs when light waves strike and object and bounce off.
What is reflection
These are the longest electromagnetic waves
What are Radio Waves
Physical sunscreens protect the skin by reflection. Chemical sunscreens protext the skin by doing this.
This Italian scientist and philosopher soon made his own lenses which he used to build this. It helps magnify objects in space.
Who is Galileo
When one value increase as the other decreases, scientists call it this.
What is an Inverse Relationship
True or False. The prism is the source of all colours
What is false
These are the highest energy electromagnetic waves.
What are gamma rays
The suns maximum output is in these two parts of the visible spectrum (Which colours)
What are Red and Yellow
These two scientists, one French and one English, both provided evidence that light did, indeed, behave like a wave.
Who are Thomas Young and Augustin Fresnel
What is a medium
A prism actually does this to light, separating it into different colours.
What is refracts
This radiation striking your skin enables your body to produce Vitamin D. Beware of overexposure though.
What is ultraviolet radiation
What is a nanometre.
Albert Michelson was the first person to accurately measure the speed of light. He discovered it in this year.
This should be roughly half a waves height.
What is amplitude
This colour has a wavelength of roughly 580 nanometers.
What is yellow
Radar stands for this.
What is radio detecting and ranging.
In the late 1500s, This Dutch father and son duo invented the first compound microscope.
Who are Zaccharias and Hans Janssen