1. _____outer atmosphere of the sun2. _____ a medium sized yellow star

made of hot gases held together by gravity

3. _____prominences from different sunspot regions that connect

4. _____ electrically charged particles that are produced by the sun and travel through space

5. _____ small dense areas of gas that are cooler than the gases around it

Do Now

1. What are stars?

Stars are huge, hot brilliant balls of gases (trillions of km away from

Earth).

2. What is the composition of stars?

Stars are made of gases that are so dense they act like a solid.

3. How is the composition of a star identified?

The composition of a star is identified by its color by using a spectrograph that spreads starlight out.

4. What is temperature? Temperature is the measure of how hot or cold

something is.

5. How is temperature of a star measured?

Stars are classified by color and brightness.

6. What is the range of temperatures of stars?

The hottest stars are blue. The coolest stars are red.

7. Do stars move as planets move?

Stars revolve around a black hole in the center of the galaxy.

Stars do rotate

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How can you tell the difference between stars and planets in the

night sky?