24Hour Temperature Cycle on Earth

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24-Hour Temperature Cycle on Earth

• Educational Technology CertificateMichigan
  State University

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24-Hour Temperature Cycle

• One task of scientists
• Observe and explain events in nature
• Well focus on
• the coldest part of the day
• Back and forth
• Tasks with partner, then group discussion

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Your Task 1

• With your partner, record your answer to this
  question
• Which part of the day is coldest?
• Use the rotating earth simulation to test your
  answer
• http//edutech.msu.edu/pd/24hourTemp/RotatingEarth
  .html

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Group Discussion 1

• Questions
• Which part of the day did you think would be
  coldest?
• What did you find from the simulation?
• Tasks of scientist
• First answer What happens?
• Then answer Why does that happen?
• Imagine
• Light switch and pot of water

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Your Task 2

• How do these metaphors relate to the coldest time
  of the day?
• Which metaphor is closer to temperature on
  earth?
• Why isnt it coldest at midnight?

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Group Discussion 2

• Why isnt it coldest at midnight? Why is it
  coldest at sunrise?
• Can you explain it using the metaphor?

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Extension

• On the rotating earth simulation, is noon the
  hottest part of the day?

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Your Task 3

• Go to
• http//www.climate-zone.com/climate/united-states/
  michigan/lansing/
• Which month is hottest in Lansing?
• In June we have the longest days and the sun is
  highest in the sky.
• So why isnt June the hottest month?
• Use the metaphor if that is helpful

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Group discussion 3

• How would you explain August being hotter than
  June?
• Two weather events
• Fog happens when it is cool
• Thunderstorms happen when there is heat buildup
• When would you expect fog to form?
• When would you expect thunderstorms to form?

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Summary Homework

• Why is it coolest at sunrise?
• It takes time for energy to build up and for
  energy to be released.
• Look for this tonight
• Weather
• Cooking
• People
• Elsewhere