Regents Earth Science Classification Systems printable pdf download

Regents Earth Science Classification Systems

Regents Earth Science

Name____________________

Classification Systems

Period ______

INTRODUCTION:

Think for a moment about all the stars you can see in the nighttime sky.

About how many can you see on a dark, clear night?______

Do they all appear the same?_____

What are some of the differences among stars that you have noticed?

__________________________________________________________________________________

To deal with the vast number and variety of stars, astronomers have developed a system of star classification. Every

single star in our sky can be fit somewhere onto the chart below, and classification systems have been developed for

many other, different kinds of things (try to think of some!)

On the chart above, place a dot that represents a blue star that is about the same luminosity(brightness) as the Sun,

and label it with the letter “A”

How does Polaris differ from the Sun?_________________________________________________________

What do Polaris and the Sun have in common? _________________________________________________

MATERIALS:

A big Pile ‘O’ Rocks, some paper, something to write with, and your wits!

Regents Earth Science Classification Systems