Coop - Astronomy / Universe

A cloud of dust and gas floating in space that is the first stage of ALL stars' life cycles

What elements have been determine to form in all stars?

We are at the center of the universe

Our solar system is located in the arm of the universe

Name the image

The highest surface part of a wave is called the crest, and the lowest part is the trough.

Frequency is the number of waves that pass a fixed point in unit time. Also, frequency is measured in Hertz

A large cluster of stars held together by gravity.

name 3 types of galaxies

The Sun's position in space is best described as the approximate center of

List order: smallest to largest

according to the big bang theory all matter in the universe is at one time collected together in a small space

Name the image below

Compared to other stars in the universe, our sun is an average sized star

blue shift indicates that an object is

Luminosity measures

Red Shift indicate that objects are

How many stars are in our solar system?

celestial refers to

how many stars does a galaxy contains?