Science Laboratory Safety Test

If a laboratory fire erupts, immediately A. notify your instructor. B. run for the fire extinguisher. C. throw water on the fire. D. open the windows - answer-notify the teacher Flammable materials, like alcohol, should never be dispensed or used near - answer-an open flame Approved eye protection devices (such as goggles) are worn in the laboratory - answer-any time chemicals, heat or glassware are used If you wear contact lenses in the school laboratory, - answer-let your teacher know If you do not understand a direction or part of a lab procedure, you should - answer-ask the teacher before proceeding After completing an experiment, all chemical wastes should be - answer-disposed of according to teacher's directions If a lab experiment is not completed, you should - answer-discuss the issue with your teacher You are heating a substance in a test tube. Always point the open end of the tube __________. - answer-away from all people You are heating a piece of glass and now want to pick it up. You should ________. - answer-use tongs or heat resistant gloves You have been injured in the laboratory (cut, burn, etc.). First you should ___________. - answer-tell your teacher immediately When gathering glassware and equipment for an experiment, you should ___________. - answer-read directions carefully, check glassware for chips and cracks, clean any glassware that appears dirty. Personal eyeglasses provide as much protection as A. a face shield. B. safety glasses. C. splashproof chemical goggles. D. none of the above. - answer-D Long hair in the laboratory must be - answer-tied back or kept entirely out of the way with a hair In a laboratory, _______should not be worn. - answer-loose clothing The following footwear is best in the laboratory. - answer-closed-toed shoes Horseplay or practical jokes in the laboratory are - answer-always against the rules. If a piece of equipment is not working properly, stop, turn it off, and tell - answer-the science instructor If an acid is splashed on your skin, wash at once with - answer-plenty of water. When you finish working with chemicals, biological specimens, and other lab substances, always - answer-wash your hands thoroughly with soap and water. If a fire erupts, immediately - answer-notify the teacher. When handling animals, students should - answer-not tease or handle animals roughly. The following activity is permitted in the laboratory: A. chewing gum B. eating C. drinking D. None of the above. - answer-D When using a razor blade or scalpel, always cut material - answer-away from you. Before you leave the science room, you should A. clean your work area and equipment. B. return all equipment to the proper storage area. C. wash your hands with soap and water. D. All of the above - answer-D The best way to identify a chemical is to ................ A. smell it B. taste it C. read the label D. use a straw - answer-read the label Any spill on the floor can cause an accident. Always clean it up - answer-at once Alcohol, acetone, and other volatile materials that can burn easily should never be used near - answer-an open flame When you work with laboratory chemicals that pose a splash hazard, you must always wear - answer-safety goggles All the floors, aisles, and passageways should be kept clear of A. electrical cords B. laboratory equipment & chemicals C. backpacks D. All of the above - answer-D To put out a fire in a person's clothing, use - answer-the fire blanket Chemicals, small parts, glassware, and stirring rods are not to be - answer-put in the mouth In the event of a fire in the laboratory, you should I. secure your own immediate safety II. notify your teacher III. evacuate the building I