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Astronomy Notes Page 5. Stars. ©Mark Place, 2009-2010 www.LearnEarthScience.com. What are the main classifications of stars?. Blue Supergiants. Red Giants. Main Sequence. White Dwarfs. Red Dwarfs. ESRTs p15. What two characteristics are used to classify stars?. Luminosity.

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Presentation Transcript
slide1

Astronomy Notes

Page 5

Stars

©Mark Place, 2009-2010

www.LearnEarthScience.com

slide2

What are the

main classifications

of stars?

Blue Supergiants

Red Giants

Main Sequence

White Dwarfs

Red Dwarfs

ESRTs p15

slide3

What two

characteristics are used to

classify stars?

Luminosity

Temperature

ESRTs p15

slide4

What type of star is our

Sun classified as?

ESRTs p15

Main Sequence

Circle where it is on the chart

slide5

Shade the chart where all of the

stars are hotter than our sun.

Draw a line on the chart which

separates those stars brighter

than our sun and those less bright.

ESRTs p15

slide6

Betelgeuse is

Red

What color

are the

stars in the

constellation

Orion?

Rigel is

Blue

ESRTs p15

slide7

How do stars generate their energy?

Hydrogen

Helium

Hydrogen

Nuclear Fusion