the part of the electromagnetic spectrum that consists of waves with the lowest frequencies
radio waves
a wave that moves at right angles or perpendicular to the direction that it travels
transverse wave
part of the electromagnetic spectrum that consists of waves with higher frequencies than radio waves, but lower than infrared waves
microwaves
distance from any point on one wave to a corresponding point on the next wave, such as crest to crest or trough to trough
wavelength
What is this an example of
diffraction
Has a greater wavelength than X-Rays but a smaller wavelength than visible light
ultraviolet
A wave with a large wavelength will have a ______ frequency and _____ energy
low, low
the range of all electromagnetic frequencies, including radio waves, microwaves, infrared waves, visible light, ultraviolet light, x-rays and gamma rays
electromagnetic spectrum
Which of the following electromagnetic waves has the lowest energy? Gamma rays, Infrared waves, Visible light, microwaves
Microwaves
part of the electromagnetic spectrum that consists of waves with frequencies higher than those of visible light and lower than those of x-rays
ultraviolet
What is the word for an object that ALL light can pass through and you can see all details
transparent
Has a greater wavelength than microwaves
radio waves
the number of complete waves that pass a point in a certain amount of time (measured in hertz)
frequency
Mrs. Evans has a red sweater on. What colors are being absorbed and what color is being reflected
absorbed - orange, yellow, green, blue, indigo, violet reflected - red
Airport security is an example of what part on the electromagnetic spectrum ________________.
X-rays
comes between radio waves and infrared light on the electromagnetic spectrum
microwaves
disturbance that transfers energy from place to place
wave
The distance between two crests or two troughs of a wave is called:
wavelength
total distance a wave moves from its resting position also known as the height of a wave
amplitude
highest point of a transverse wave
crest or peak
A fancy word for light. It does not require a medium to travel
electromagnetic waves
Has a greater wavelength than Gamma Rays, but a smaller wavelength than ultraviolet.
x-rays
Which of the following electromagnetic waves is given off as heat?
Infrared waves
Has a greater wavelength than visible light but a smaller wavelength than microwaves
infrared
matter through which the energy of a wave travels; can be solid, liquid, gas or a combination of these
medium
allows light to pass through but images are foggy or haze and unclear
translucent
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
increases
What light property is this an example of
relection
What word means that no light can get through and you can't see any light through it
opaque
lowest point of a transverse wave
trough
Which type of waves are used in broadcasting?
Radio waves
Has a greater wavelength than ultraviolet but a smaller wavelength than infrared
visible light
part of the electromagnetic spectrum that consists of waves with frequencies between those of microwaves and visible light
infrared
Which electromagnetic waves are used in ovens and cell phone communications?
Microwaves
Electromagnetic waves that help your body produce vitamin D are called?
Ultraviolet waves
What light property is this an example of
absorption
When you combine the colors red, orange, yellow, green, blue, indigo, violet, what color light do you get?
white light
How are electromagnetic waves different from other waves?
They can travel through empty space
part of the electromagnetic spectrum that consists of waves with the highest frequencies
gamma rays
If Mr. Schneider has on a black shirt, what colors are being absorbed into his shirt?
red, orange, yellow, green, blue, indigo, violet
What is the word for only some light can get through and it is difficult to make out details
translucent
Mention the correct order of waves on the EMS from the longest wavelength to the shortest wavelength
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
Which section of the spectrum is the ONLY one we can see?
Visible light
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy?
Radio waves
Which electromagnetic waves are used in devices such as heat lamps & radiators
Infrared rays
Has a smaller wavelength than X-Rays
gamma rays
High frequency waves have _________ wavelengths.
short
True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
True
The part of the electromagnetic spectrum that consists of waves detectable by the human eye
visible light
What light property is this an example of?
refraction