A T
B T
C F
D T
E F
F F

2 A
3 D
4 D

5a process of obtaining spectra by dispersing light

b The effect that shifts wavelengths of spectral features in objects that are moving towards or away from the observer.

c A spectrum that contains emission lines - lines produced by electron transitions

d Stored energy --> can be converted to kinetic or radiative energy

e State of Freefall --> no weight (weight = 0)

7  the sun, a star, an incandescent light bulb, etc. (or just a dense object...)