Physics Flashcards
1
Q
What is ionization
A
loss of Electrons resulting in a positively charged ion
2
Q
What is radioactivity
A
Excited atoms that decay releasing particles and energy
3
Q
During decay particles and energy are released to the point of ________
A
Stability
4
Q
Ultraviolet, X-ray, gamma rays
A
Shorter wavelength, higher frequency and energy
5
Q
Another word for particles
A
Photons
5
Q
Infrared, microwaves, TV, radio
A
Longer wavelength, lower frequency and energy
6
Q
Cycles per second
A
Frequency (Hz)
7
Q
Higher frequency =_____ _____ and _____ _____
A
Higher penetration and Lower wavelength
8
Q
Lower wavelength does what to energy
A
Increases energy
9
Q
Visible Light occupies a very __________
space on the Electromagnetic Spectrum between the longer waves and the shorter waves.
A
Narrow
