Chemistry quiz 1

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Author:
anitaebrahimi
ID:
281874
Filename:
Chemistry quiz 1
Updated:
2014-09-02 00:43:19
Tags:
chemistry
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Description:
chemistry quiz 1
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  1. form a valid hypothesis
    use might or may
  2. difference between law and theory
    • law- simple, universal, factual-- meant to state a proven observation. often expressed in Mathematical terms
    • ex. E=mc2 ; F=ma

    theory- complex, well explained thing, and uses law to prove them.
  3. steps of scientific method
    • question
    • observation/research
    • hypothesis
    • experiment
    • analyze data
    • Either hypothesis is supported or not
    • if not--- go back to hypothesis
    • if so--
    • results
  4. safety equipment
    • fire extinguisher
    • safety shower
    • eyewash station
    • fire blanket
    • broken glass box
    • fume hood
  5. for very small fires use...
    inverted beakers
  6. GHS symbols:
    exclamation point
    hand one
    shockey heart one
    bones
    fire
    • irritant
    • corrosive
    • heath hazards
    • toxic
    • flammable
  7. purpose of reading the Safety Data sheet
    so you can be careful with the chemical you are using so that you don't harm yourself or cause an accident.

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