Parts of a wave
What is the length between two crests called?
A wavelength
What is the shortest frequency wavelength?
radio waves
T or F, can spectroscopy help us calculate the expansion rate and age of the universe?
Where are electrons located?
Electrons are found in the space surrounding the nucleus
What is radiation?
Energy that travels and spreads out as it goes
What is the highest point of a wavelength called?
A crest
What type of waves do remote controls and night vision goggles produce?
T or F, spectroscopy only ranges from red, orange, and yellow.
False, spectroscopy ranges from all the colors of the rainbow.
Why do atoms bond?
They want to get to a lower, more stable state
what is the electromagnetic spectrum?
it represents the different forms of electromagnetic radiation
What is the lowest point of the wavelength called?
A trough
What are radio waves emitted by?
Stars and gases in space
T or F, can spectroscopy help us identify gases in planetary atmospheres?
True
How many electrons are in oxygen?
8
What is a wavelength?
The distance between adjacent peaks in a series of periodic waves
What is amplitude?
Amplitude is the length between the middle of the wavelength and the crest or trough.
What waves have the highest frequency?
astronomy, earth science, forensics, food safety, etc
How many electrons are in iron?
26
What is visible light?
energy that travels by radiation
What is a period?
A period is the amount of time it takes to complete a full cycle. Measured in seconds
What waves are used to treat cancer?
x-rays and gamma waves
A scientific method of studying objects and materials based on color
How many electrons are in mercury?
80
what does an overexposure of ultraviolet waves result in?
sunburns and skin cancer