Lecture 20. B. Test Vocab List
You should understand these terms.
EM Radiation
- electromagnetic radiation
- electromagnetic spectrum
- wavelength
- frequency
- photon
- inverse-square law of light propagation
- gamma rays/X-rays/UV/IR/radio/microwaves
- blackbody curve
- thermal radiation
- Wien's Law -- location of peak vs. temp.
- Stephan-Boltzman Law -- more temp. = more radiated E
- spectrometer
- emission line
- absorption line
- energy levels
- ground state/excited state
- Doppler effect
- radial velocity
Astronomical Instruments
- seeing
- aperture
- CCD
- reflector/refractor
Solar System
- terrestrial planet
- giant planet
- meteor
- meteorite
- meteor showers
- finds/falls
- differentiated
- radioactivity
- solar activity
- planetesimals
- greenhouse effect/global warming
- giant impact theory
- tidal stability limit
- comet/dust & ion tails
- Oort Cloud/ Kuiper Belt
The Sun
- solar interior: core/radiation zone/convection zone
- outer atmosphere: photosphere/chromosphere/
trans. region/corona
- solar wind
- aurora
- sunspots
- sunspot cycle/solar maximum/solar minimum
- solar flare
- active region
- Maunder Minimum
- fusion
- strong force
- proton-proton cycle
- hydrostatic equilibrium
- heat flow: conduction/radiation/convection