Select all that apply. The spectrum of Star S is compared to a reference hydrogen spectrum. What can be concluded about Star S? Star S has radial motion.
Star S has transverse motion.
Star S is moving toward Earth.
Star S is moving away from Earth.

ill do it for 100, also this isnt 80 its 40

i don’t know what the answer is i wish i

probably not the "magnets"in the magnet, so to speak, are thought to be electrons orbiting in shells. vurrent loops two sides to the loop

snell's law

refractve index = sin incidence / sin refraction