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