Chapter 34

Question 1

Four Types of Galaxies

Answer 1

Spiral, Barred Spiral, Elliptical, Irregular

Question 2

Stellar Distance Techniques

Answer 2

Radar Ranging (measure how long for signal to bounce back)
Triangulation (take picture of star and then do same in six months)
Brightness vs Distance
Red Shift (amount of red shows distance)

Question 3

Support for Big Bang

Answer 3

Elements (75% H 25% He)
Cosmic Microwave Background Radiation (temperature of space)
Red Shifting (most galaxies are moving away from each other)