Astronomy Notes 13

1
Astronomy Notes 13

• Science 9
• Courtney Lewis
• Stapley Junior High School
• 20072008

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• 1) Continuous Improvement

• Follow Directions
• Raise your hand
• Dont talk when the teacher is talking
• Work done on time and completely finished

3

• 2) The Wizard of Oz

• Picture
• Guessingthat she is running away based on
  suicase
• He makes assumptions about teenages
• Crystal ball
• Hat

4

• Scientific Models
• Physical

• A physical representation of something
• Can be touched or manipulated

5

• Mental

• A mental picture
• A collection of ideas or facts
• The thoughts you have about a topic

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• Usefulness

• A tool o help
• make observations
• explain how things work
• make accurate predictions
• think of new areas to investigate

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• Based on
• If not accurate

• MANY observations
• Assumption that things will continue to behave as
  they have in the past
• Changed to fit new info
• Discarded if they cant be fixed (this is a last
  resort!)