Lab Safety & CER Quiz

Approved eye protection devices (such as goggles) are worn in the laboratory

• To avoid eye strain

• to improve your vision

• only if you do not have corrective glasses

• any time using chemicals,

  heating or glassware is used

The following footwear is best in the lab?

• sandals

• open-toed shoes

• closed-toed shoes/sneakers

• shoes appropriate for the

  weather

horseplay or practical jokes in the lab are

• always against the rules

• okay

• not dangerous

• okay if you are working alone

When you finish work working with chemicals, biological specimens, and other lab substances, always

• wipe your hands on a towel

• wash your hands thoroughly

  with soap and water

• wipe your hands on a towel

• treat your hands with skin

  lotion

When gathering glassware and equipment for an experiment, you should

• read all directions carefully to know what equipment is

  necessary

• examine all glassware to

  check for chips or cracks

• Notify the teacher of

  glassware

  that

  appears dirty

• all of the above

In a lab, the following should not be worn

• loose clothing

• dangling jewelry

• sandals

• all of the above

What does CER mean?

• Claim, Evidence, Reasoning

• Correct, Experiment, and

  Reasoning

• Claim, Experiment, Results

• Reasoning, Experiment, Claim

Which one is a claim

• Data/Observation that

  supports your claim

• A statement that answers

  your question

• Explains how your evidence supports your claim

• None of the above

Which one is Evidence?

• Data/Observations that

  supports your claim

• A statement that answers

  your question

• Explains how your evidence

  support your claim

• None of the above

Which one is the Reasoning

• Data/Observations that

  supports your claim

• A statement that answers

  your question

• Explains how your evidence

  support your claim

• None of the above