Electromagnetic Spectrum
low, low
A wave with a large wavelength will have a ______ frequency and ______ energy.
x-rays
Airport security is an example of ____________.
Increases
As the frequency of an electromagnetic wave increases, the amount of energy in that wave _________.
Gamma
Cancer can be treated with _______ waves.
short
High frequency waves have ________ wavelengths.
They can travel through a vacuum
How are electromagnetic waves different from other waves?
Only a small part
How much of the electromagnetic spectrum is visible?
Remote Controls
Infrared waves are used in what? Microwaves, Remote Controls, Bathtubs, or Tanning
wavelength
The ________ determines the color of visible light.
ROYGBIV
The acronym (letters) used to remember visible light is what?
wavelength
The distance between two crests or two troughs of a wave is called what?
The amplitude
The green line is measuring what?
The amplitude
The height of the wave is known as what?
X-ray
This type of electromagnetic wave shows a break in bones
True
True or false: as you move along the spectrum, left to right,the wavelengths decrease in size (get smaller)
Wavelength
What do the lines measure?
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
What is the order of waves the the EMS from longest wavelength to shortest.
Blue
Which color has the highest frequency?
Radio Waves
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy?
Gamma rays
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy?
microwave
Which of the following electromagnetic waves has the lowest energy? Microwave, infrared wave, visible light wave, or gamma rays
Microwaves
Which of the following have the longest wavelength? Infrared waves, x-rays, microwaves, or visible light
Visible light
Which section of the spectrum is the ONLY one we can see?
Radio waves
______ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
Electromagnetic
________ waves are vibrations in electrical and magnetic fields.
Visible
______________ light is the only type of electromagnetic wave detected by the human eye.
