Electromagnetism

test on monday 10/26

what type of wave is light

a transverse wave

light consists of what 2 fields

electric and magnetic fields

light does not require a

medium

what are the 7 types of rays in order from longest to shortest wavelength

radio microwave infrared visible light ultraviolet x-ray gamma ray

how are radio waves used

RADAR

Radio Wave fun fact

look into the past in astronmy

biggest telescopes

radio wave size comparison

a building

how are microwaves used

wheather forecasting

microwave intresting fact

heats up water

can damage eyes

micrwave size comparison

butterfly

how is infrared used

night vision

Infrared interesting fact

half of the suns rays are infrared

seen/sensed by snakes and other blood sucking insects

Infrared size comparison

needle point

how is visible light used

photography

Visisble light intresting fact

all colors of the rainbow

used in photosynthesis

visible light size comparison

protozoa

Ultraviolet use

tanning

Ultraviolet interesting fact

causes skin cancer

visible to bees and butterflies

Ultraviolet size comparison

a molecule

X-ray use

medical radiography

xray interesting facts

damaging to humans

reveals manetic poles of sun

x ray size comparison

an atom

gamma ray use

cancer treatment

gamma rays interesting fact

penetrates 3 foot concrete

tons of energy

gamma ray size comparison

nuclei of an atom

what color has the longest wavelength and shortes

red longest violet shortest