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JHS Lab Safety... Ref: Rules tab on JHS Science web & download
  • 1. Have you read and understand the Jenkins High School Lab Safety Procedure as described on the JHS Science Laboratory Safety Guideline?
A) I read a few of the rules
B) No I have not read them
C) Yes I have read and understand these rules
D) Who needs rules
  • 2. When is it important to wear safety goggles or glasses
A) When instructed by your teacher to wear eye protection
B) When working with chemicals
C) When working with a gas burner
D) All of these are examples of when safety eye-wear should be worn
  • 3. Whose responsibility is it to care for lab equipment and report any damage?
A) The Principal mainly
B) Only my lab partner has this responsibility
C) Every person participating in a lab has this responsibility
D) Only the teacher has this responsibility
  • 4. If you are working with an open flame:
A) Never leave an open flame unattended
B) Adjust the flame to burn blue to white hot.
C) Hold your hand over the burner to test flame temperature
D) Open windows to keep the room temperature constant
  • 5. If any chemical gets into your eye then:
A) Have your lab partner run to the office for Visine.
B) Immediately flush with water under a sink faucet, or in an eye wash.
C) Take your eyelids and flap them up and snap down to remove any chemicals trapped.
D) Shake your head back and forth violently to make your eyes water.
  • 6. When heating up materials in a test tube:
A) Keep the material in a constant gentile motion, and do not point the mouth at anyone
B) Hold the test tube very steady
C) Direct the test tube at the other lab team to avoid direct contact with yourself.
D) Jiggle the test tube up and down while looking down over the contents to confirm it is not burning.
  • 7. When diluting acids:
A) It does not matter which is mixed first, just make sure to stir continuously
B) Always pour the acid slowly into the water and stir continuously.
C) Never mix water and acid together.
D) Always pour the water slowly into the acid and stir continuously.
  • 8. I Will: * Follow all instructions given by the teacher. *Protect eyes,face,hands, and body when involved in science experiments. *Carry out good housekeeping and clean up practices. * Know the location of eyewash/ sinks, fire extinguisher. * Conduct myself in a responsible manner at all times.
A) Yes I agree to all of these lab safety guidelines.
B) If I am having a bad day, I may not follow these guidelines.
C) No I will not follow these guidelines.
D) I will usually follow these guidelines.
  • 9. Regarding eating in science class
A) Eating and drinking are prohibited during a lab. Drinking water is allowed when not conducting a science lab.
B) Eating and drinking are allowed whenever.
C) Tasting chemicals are OK to see what you are working with.
D) You can eat after you wash your hands in class.
  • 10. If you break glassware, like a test tube:
A) Crush the remaining glass fragments down to allow for easier disposal
B) Sweep the glass off the table, and put it into the trash.
C) Conceal the accident so your team does not get a bad reputation
D) Alert those around you of the hazard and notify your teacher to allow for proper disposal.
תלמידים שפתרו תרגול זה פתרו גם :
Science/not science nature of sci slides
Observation and inference slides
Macromolecules practice test
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