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Welcome to Chemistry with Mrs'Whitbeck

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Notebooks are to be kept in an organized and neat manner. ... Avoid standing in damp areas. Be sure your hands are dry. Do not overload circuits. ... – PowerPoint PPT presentation

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Title: Welcome to Chemistry with Mrs'Whitbeck


1
Welcome to Chemistry with Mrs.Whitbeck
2
Administrative Matters
  • Parent Letter/Syllabus
  • Attendance Addendum
  • Safety Contract
  • Reference Tables
  • Books

3
Notebooks
Notebooks are to be kept in an organized and neat
manner. You will need 5 tab dividers to organize
your notebook into the following sections 1.
Reference 2. Key terms 3. Notes 4.
Supporting work 5. labs Unannounced notebook
checks will be made! Count on it! You may
simply get a copy of my notes from JBHS website.
However, if you do not have the right notes in
front of you while I am going over them, you
will be required to hand COPY them as they are
discussed!
4
What Is Chemistry?
  • study of all substances and the changes they
    undergo
  • touches nearly all aspects of our lives
  • overlaps with all other sciences and is
  • known as the CENTRAL SCIENCE!

5
Rules of Laboratory Conduct
Safety Is Always First!!!
6
Perform only authorized experiments
  • Perform laboratory work only when your teacher is
    present.
  • Your concern for safety should begin even before
    the first lab.
  • Always read and think about each lab before
    starting.

7
Where are you?
  • Know the location and use of all safety
    equipment in your laboratory.
  • Clear your workspace of all unnecessary
    materials.

8
Lab Attire
  • Lab apron
  • Goggles
  • Shoes, not sandals
  • Tie back loose hair
  • Remove loose sweaters and jackets

9
  • Read the label on chemicals twice to be sure you
    have have correct substance.
  • Pay attention to hazard classifications shown on
    the label.
  • DO NOT return excess chemical to its original
    container.

10
Remember these . . .
  • Avoid unnecessary movement in the laboratory.
  • Talk about the procedure. Avoid talking about
    other subjects.
  • Never taste laboratory materials.
  • Fan vapors toward nose when you are directed to
    smell something.
  • Do not eat, drink, smoke, or chew gum.

11
When working with electricity . . .
  • Avoid standing in damp areas.
  • Be sure your hands are dry.
  • Do not overload circuits.
  • Turn off appliances before unplugging.
  • Grasp plug not cord before unplugging.

12
Do not stick fingers or other foreign objects in
outlets.
This is not the way to get a new hairstyle!
13
Making an observation
  • Never look directly down into a test tube or
    other container.
  • Avoid reaching over a container to get materials.
  • View contents from the side.
  • ALWAYS wear your goggles.

14
Respect the environment
Know how to dispose of chemicals and study
specimens
15
In case of accident . . .
  • Report any laboratory accident (even small ones)
    to your teacher IMMEDIATELY!
  • Let your teacher clean up any laboratory chemical
    spills.

16
Clean Up
  • When discarding used chemicals, carefully follow
    instructions.
  • Return equipment, chemicals, aprons and goggles
    to their designated locations.
  • Ensure burners, hot plates, gas and water faucets
    are shut off.

17
If in doubt, ASK!
18
Scientific Method
  • What is the scientific method?
  • Why do we need a scientific method?
  • Steps of the scientific method
  • Observation
  • Hypothesis
  • Experiment
  • Data analysis
  • Conclusion
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