Module 4 DBA

MODULE 4 DBA

OUR UNIVERSE

5.galaxies

2. stars

3.origin and expansion of the universe

4.The doppler effect

1. light in the universe

tHE PATH THE STAR TAKES DEPENDS ON ITS ________

Plot this star!luminosity of 11,000 surface temp of 4,000 K

____________ HAVE THE LOWEST FREQUENCY AND ARE LOCATED AT LETTER _____

GAMMA RAYS HAVE THE ____ FREQUENCY AND ARE LOCATED AT LETTER _____

LAW OF UNIVERSAL GRAVITATION

When a star is moving away from Earth, its electromagnetic spectrum stretches; the result is that wavelengths appear longer and shift toward the ______ end of the spectrum. This is known as _________.

light of stars that are moving toward Earth is compressed, so it shifts to the _____ end of the electromagnetic spectrum. This is known as _________.