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- 1. Multiple ChoiceWhen is it OK to eat or drink at the lab tables?AlwaysDuring group work, but not during lab activitiesNeverDuring lab activities
- 2. Multiple ChoiceWhat should you do if you break glass in the lab?Tell the teacher, sweep up the glass, and put it in the broken glass containerTell the teacher, sweep up the glass, and dump it into the garbagePick up the glass with your handsIgnore it; the teacher will clean it up
- 3. Multiple ChoiceWhy should you clean all materials after working in the lab?Chemical residue left on the materials may affect later experiments or cause a chemical reactionDirty classware may start to smell badSome chemicals we use in labs may slowly dissolve glass, and if you leave them long enough holes will actually formTrick question - you actually don't need to wash your materials after lab as long as you remember to do it before lab next time.
- 4. Multiple ChoiceKeeping your work area neat and clean is important because:My teacher is a neat-freakI won't lose my supplies in the clutter.It keeps the room from looking messy.It helps prevent accidents.
- 5. Multiple ChoiceI can perform my own experiments with lab materials ___.I am sure it is safe to do so.Whenever I want to.When all of my group is ready.Never.
- 6. Multiple ChoiceDisrupting other students in the laboratory with horseplay in the lab is:helpful.alloweddangerous.the quickest way to do a job.
- 7. Multiple ChoiceWhat is the CORRECT procedure for students to follow if a chemical is spilled?Stand back and advise the teacher of the spill.Run madly out of the room.Splash large amounts of water onto the spill.Immediately ask to go to the restroom.
- 8. Multiple ChoiceAt the end of the lab you see some leftover chemical that looks just like the stuff you were using. You should:put the chemical back in the jar it came from.sweep it into your hand and throw it out.tell the teacher so you can dispose of it properly.tell your classmates that your lab partner is really messy.
- 9. Multiple ChoiceHelping to clean up the lab or classroom is the job ofold students.transfer students.each and every student.only the teacher.
- 10. Multiple ChoiceWhich of the following IS considered safety equipment in our classroom?Eyewash StationEmergency ShowerFire ExtinguisherAll of the Above.
- 11. Multiple ChoiceYou should report accidents to the teacher __.after the class is overimmediatelythe following daynever
- 12. Multiple ChoiceWhen should you look over the experiment instructions?After starting the labWhen your teacher tells you toBefore starting the labIt doesn't really matter. Instructions are silly!
- 13. Multiple Choice
Before leaving the lab you should always wash your hands.TrueFalse - 14. Multiple ChoiceIt's fine to smell chemicals directly from their containers.TrueFalse
- 15. Multiple ChoiceYou are heating a piece of glass and now want to pick it up. You shouldpour cold water on ituse tongspick up the end that looks cooleruse a rag or paper towels
- 16. Multiple ChoiceYou have been injured in the laboratory (cut, burn, etc.). First you shouldapply first aid yourselftell the science instructor at oncesee a doctor after schoolvisit the school nurse after class
- 17. Multiple ChoiceHot glass looks the same as cold glass.TrueFalse
- 18. Multiple ChoiceNever remove chemicals or other equipment from the laboratory.TrueFalse
- 19. Multiple ChoiceNever leave a lit burner unattended.TrueFalse
- 20. Multiple ChoiceIt’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.TrueFalse
- Answer choicesTagsAnswer choicesTags