Grayce P. Storey
Life Cycle of Stars
OBJECTIVE
After completing this topic the students will be able to explain the life cycle of a star
Vocabulary
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1. Nebulae
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6. Dwarf
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2. Supernova
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7. Hydrogen
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3. Density
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8. Neutron star
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4. Helium
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9. Luminosity
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5. Main sequence
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10. HR diagram
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CLASS DISCUSSION
I. Birth of a star
II. Young star
III. Middle age star
IV. HR diagram
Pre test/ Post test
match column A with column B
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A
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B
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——nebulae
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a. young star, middle age star, old star
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——luminosity
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b. gas in a star
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——phases in life of a star
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c. a very compact star
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——supernova
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d. a vast cloud of gas and dust
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——neutron star
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e. a plot of temperature or luminosity of stars
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——hydrogen
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f. brightness of stars
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——HR diagram
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g. a giant exploding star
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Homework
Spelling test (vocabulary words)
Activity
MEDIA CENTER:
The class must view the CD Rom, “Outer Space”, and write a critique.
Questions
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1. How did you perceive space prior to watching the CD Rom?
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2. How do feel about space now that you have seen the CD Rom?
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3. What did you already know about space?
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4. What did you learn from the CD Rom, be specific?
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5. Do you feel that you may one day want to become an astronaut and travel in space? Elaborate.
