EM Spectrum 1
Largest wavelength
Radio Waves
Only part of the EM spectrum that is visible to humans
Visible light
Light travels fastest through gas. True or False?
True
Distance between two crests or troughs
Wavelength
Occurs when the waves encounter a surface or other boundary that does not absorb the energy of the radiation and bounces the waves away from the surface.
Reflection
Smallest wavelength
Gamma Waves
Wave used to see inside bodies or inside luggage at the airport
X Rays
Who wins if Ian has a race with light and sound?
Light
Bottom part of a wave
Trough
You're in a pool and you look down and notice your leg looks weird and huge. Is this because of reflection, refraction, or absorption ?
Refraction
Wave used to heat up food and for cell phone transmissions
Microwaves
Wave that causes sunburn from dangerous solar waves
Ultraviolet
Which needs a medium to travel through?
Sound
Top part of a wave is called the _______
Crest
Which color is most similar in wavelength, frequency, and energy to infrared?
Red
Wave felt as heat
Infrared
Name a wave with a lower frequency than infrared
Radio or Microwave
Travels fastest through a solid
Sound
the number of waves that pass a point in a certain period of time
Frequency
Name one color with a larger wavelength than Orange
Red
Most energetic wave
Gamma waves
Least energetic wave
Radio
If a boat explodes and a flying bat and an underwater dolphin are equally as far away, who hears it first and why?
The dolphin because sound travels faster through liquid
Color with the highest frequency
Violet
Why does the door appear blue? What is being absorbed and what is being reflected?
The door is reflecting blue and absorbing the other colors