Across
- 1. The ___ wavelength determines the brightest color of the star
- 6. ______ magnitude is a measure of how bright a star would be if the star were located at a standard distance
- 7. ___ stars have the lowest surface temperature
- 8. spectra with only certain colors visible
- 9. when the source of light moves towards the observer
- 10. _________ spectrum is the entire range of EM waves in order of increasing frequency to decreasing wavelengths
Down
- 2. ______ magnitude is the measure of a star's brightness as seen from Earth
- 3. you see all the colors of different wavelengths
- 4. certain wavelengths are missing
- 5. Spectral ____ are the "fingerprint" for different elements
- 8. Doppler ____ is the change of wavelength due to the source of observer moving