Physical Science - Chapter 21
0.0(0)
Studied by 1 person
View linked note
Learn
Practice Test
Spaced Repetition
Match
FlashcardsCard Sorting
1/38
Earn XP
Description and Tags
Study Analytics
Name | Mastery | Learn | Test | Matching | Spaced |
|---|
No study sessions yet.
39 Terms
1
New cards
Visible light
electromagnetic waves that humans can see.
2
New cards
Photon
a wave bundle, or particle, of electromagnetic energy.
3
New cards
Microwave
a wave from the upper end of the radio wave band.
4
New cards
Gamma ray
a high- energy photon that is emitted from a nucleus when a radioactive isotope experiences gamma decay.
5
New cards
Ultraviolet wave
an electromagnet wave that is just beyond (more energetic than) violet visible light.
6
New cards
X ray
photograph taken with ________.
7
New cards
Amplitude modulation
the process of putting information into a radio wave by changing, or modulating, the amplitude of the wave.
8
New cards
Frequency modulation
the process of putting information into a radio wave by changing, or modulating, the frequency of the wave.
9
New cards
electromagnetic wave
a disruption in an electromagnet field that carries energy, even through the vacuum of space
10
New cards
photon
a wave bundle, or particle, of electromagnetic energy
11
New cards
electromagnetic spectrum
the entire range of all electromagnetic wave s
12
New cards
Radio wave
the longest and lowest energy type of electromagnet wave
13
New cards
Frequency
3 Hz to 300 GHz
14
New cards
Wavelengths
100 000 km to 1 mm
15
New cards
Uses
navigation, communication
16
New cards
Microwave
a wave from the upper end of the radio wave band
17
New cards
Frequency
300 MHz to 300 GHz
18
New cards
Wavelengths
1 m to 1 mm
19
New cards
Uses
navigation, communication, astronomy, cooking
20
New cards
Visible light
electromagnetic waves that humans can see
21
New cards
Frequency
430 THz to 790 THz
22
New cards
Wavelengths
700 nm to 380 nm
23
New cards
Ultraviolet wave
an electromagnet wave that is just beyond (more energetic than) violet visible light
24
New cards
Frequency
790 THz to 30 PHz
25
New cards
Wavelengths
380 nm to 10 nm
26
New cards
Uses
medical treatment, dentistry, killing bacteria
27
New cards
X-ray
photograph taken with x-ray
28
New cards
Frequency
30 PHz to 30 EHz
29
New cards
Wavelength
10 nm to 10 pm
30
New cards
Uses
medical imagery, transportation security, nondestructive inspection
31
New cards
Gamma ray
a high-energy photon that is emitted from a nucleus when a radioactive isotope experiences gamma decay
32
New cards
Frequency
above 30EHz
33
New cards
Wavelengths
10 pm down to 1 fm
34
New cards
Uses
medical treatment, astronomy
35
New cards
amplitude modulation
the process of putting information into a radio wave by changing, or modulating, the amplitude of the wave
36
New cards
frequency modulation
the process of putting information into a radio wave by changing, or modulating, the frequency of the wave
37
New cards
electromagnetic wave
a disruption in an electromagnet field that carries energy, even through the vacuum of space
38
New cards
electromagnetic spectrum
the entire range of all electromagnetic wave s
39
New cards
radio wave
the longest and lowest energy type of electromagnet wave
Flashcards (34)