A) you will not need to drink water, because there is water all around you. B) you should remember to drink plenty of fresh water, because salt water will dehydrate your body C) you can just drink ocean water to stay hydrated D) heat exhastion and heat stroke are not a problem in aquatic environments
A) after class B) when you have time C) after the school day is done D) right away
A) ignored until the end of class B) be cleaned immediately C) be cleaned up when you have time to do it D) covered up with paper towels until tomorrow
A) cut it off to chin length B) comb it nicely and apply hair spray to keep it in place C) hold it with both hands D) you should securely tie it back
A) tell the teacher now B) report it to the nurse after class C) show a doctor after school is out D) tell the teacher when you are done with the lab
A) closed-toe shoes B) sandals C) bare feet D) open-toed shoes
A) keep using it until the end of class B) shut it off or stop using it and tell the teacher now C) tell your class leader D) tell the custodian
A) tell the teacher immediately so it can be cleaned up and properly disposed of in a sharps container B) clean it up and toss the glass into the trash can C) sweep it all into the sink D) hide it in a drawer, so no on knows
A) lab materials and personal items B) teachers C) students D) lab materials only
A) water from the sink B) the fire blanket C) a fire extinguisher D) your coat
A) have them lay down immediately and use the fire blanket OR get them into the safety shower B) spray them with the fire extinguisher C) encourage them to run, so that the air will blow the flames out D) have them stand still and use the fire blanket to extingish the flames
A) walk B) skip C) hurry D) run
A) freshman only B) all students C) seniors only D) the teacher
A) effort B) your attention C) interest D) all of these
A) allowed to sit on a clean surface in the lab B) held in your hand C) put into your mouth D) taken out of the cabinet at any time
A) use a strong soap B) add Sulfuric acid to neutralize C) use oil to dilute the acid D) remove the clothes and wash for 15-20 minutes with water
A) to avoid myopia B) when you are instructed to do so. C) for style, in a head-band position D) in order to read fine print
A) is dangerous B) is helpful C) is annoying D) the quickest way to to complete the task
A) after you try mixing a few chemicals to see what happens B) before beginning the lab C) next week D) when someone asks you what to do next
A) ok if your work is done B) not dangerous C) is always against the rules D) permissible
A) hurrying to get done B) following directions C) asking some one else to do the lab for you. D) using a short cut
A) all of these B) over a flame C) in the laboratory D) that is closed
A) the open end is pointed away from yourself B) the open end is pointed towards yourself C) the open end points towards no person D) it is securely corked
A) wash your hands and do not dry them B) make sure your hands are clean C) ask the custodian D) make sure your hands are dry
A) how to use a fire extinguisher B) how to properly use a fire blanket C) all of these D) where the fire extinguisher is located
A) for someone else to put away B) to protect your skin and clothing C) only for use when wearing your best clothes D) to add to your style
A) open the doors to let more air in B) start removing flammable materials C) notify your teacher and prepare to evacuate D) clean the laboratory
A) inhale deeply B) use the fume hood C) waft gently towards yourself D) pour it on the table
A) both before and after you use it B) if it looks dirty C) after you use it D) before you use it
A) sit quietly and do nothing B) ask your teacher C) guess D) change partners
A) excellent penmenship B) completing the laboratory activity most quickly C) getting the correct answer D) safety
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