Dare To Dash Level 2

7 Questions

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Dare To Dash Level 2

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Questions and Answers
  • 1. 
    Flammable materials, like alcohol, should never be dispensed or used near
    • A. 

      An open door

    • B. 

      An open flame

    • C. 

      Another student

    • D. 

      A sink

  • 2. 
    If a fire erupts in the class during a lab, immediately
    • A. 

      Notify your instructor

    • B. 

      Run for the fire extinguisher

    • C. 

      Throw water on the fire

    • D. 

      Open the windows

  • 3. 
    Approved eye protection devices such as goggles are worn in the laboratory
    • A. 

      To avoid eye strain

    • B. 

      To improve your vision

    • C. 

      Only if you don't have corrective glasses

    • D. 

      Any time chemicals, heat or glassware are used

  • 4. 
    After completing an experiment, all chemical wastes should be
    • A. 

      Left at your lab station for the next class

    • B. 

      Disposed of according to your instructor's direction

    • C. 

      Dumped in the sink

    • D. 

      Taken home

  • 5. 
    You are heating a substance in a test tube.  Always point the open end of the tube
    • A. 

      Toward yourself

    • B. 

      Toward your lab partner

    • C. 

      Toward another classmate

    • D. 

      Away from all people

  • 6. 
    Crucible is made up from ceramic. Do you know why?
    • A. 

      It has high melting point

    • B. 

      It is good electrical conductor

    • C. 

      It is ductile

    • D. 

      It has various shape

  • 7. 
    Can you help me? I wonder how to carry out combustion reaction safely.
    • A. 

      Switch off the fan

    • B. 

      Wear lab coat

    • C. 

      Use white tile

    • D. 

      Avoid flame

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