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9/4: Sub-lesson: Caffeine
  • Using the article Caffeine: The World's Addiction answer the following questions.
  1. Many chemicals have a variety of uses. What were some of the uses for caffeine was used by plants?
  2. What are the effects of caffeine on the body? How long after ingesting caffeine do the effects start on your body?
  3. Where is caffeine broken down in the body? How long does it take?
  4. How much caffeine does a 12-oz can of pop have? What is the lethal dose?
  5. Caffeine is an alkaloid. What are some examples of other alkaloids?
  6. Why isn't caffeine considered a drug of abuse?
8/24: Chapter 2 Properties of Matter Vocabulary
  • Pure Substance
  • Element
  • Atom
  • Compound
  • Heterogeneous Mixture
  • Homogeneous Mixture
  • Solution
  • Physical Property
  • Chemical Property
  • Viscosity
  • Conductivity
  • Malleability
  • Melting Point
  • Boiling Point
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