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- 1. Multiple Choice
If a laboratory fire erupts, immediately _________.
Run for the fire extinguisher.
Notify your instructor.
Throw water on the fire.
Open the windows.
- 2. Multiple Choice
You are heating a substance in a test tube. Always point the open end of the test tube ________.
Toward yourself.
Toward your lab partner.
Toward another classmate.
Away from all people.
- 3. Multiple Choice
The following footwear is required in the lab ________.
Sandals.
Open-toe shoes.
Closed-toe shoes.
Shoes appropriate for the weather.
- 4. Multiple Choice
True or False:
Return all unused chemicals to their original containers.
True
False
- 5. Multiple Choice
( Fill in the blank) Long hair should be ____________ in the laboratory.
tied back
cut
down
curled
- 6. Multiple Choice
Hot glass looks the same as cold glass.
True
False
- 7. Multiple Choice
The proper technique for smelling chemicals is ______________keeping your nose close to the glasswarewaftingto sniff only a small amountTrick question; you never are allowed to smell chemicals in class - 8. 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.
- 9. Multiple Choice
After completing an experiment, all wastes should be
taken home
tossed in the trash can
disposed of according to your teacher's directions
left out for someone else to clean
- 10. Multiple Choice
Approved eye protection devices (such as goggles) are worn in the laboratory
to avoid eye strain
to improve your vision
so that you look super cool
any time chemicals, heat or glassware are used
- 11. Multiple Choice
When is it OK to eat or drink at the lab tables?
Always
Only during group work, not during labs
Never
Whenever I'm hungry
- 12. Multiple Choice
The following activity is permitted in the laboratory
chewing gum
eating
drinking
none of the above
- 13. Multiple Choice
Never remove chemicals, specimens, or other equipment from the laboratory.
True
False
- 14. Multiple Choice
in the lab, you should NEVER
taste substances being used
wear your goggles
pull your hair up if its long
wear close-toed shoes
- 15. Multiple ChoiceHelping to clean up the lab or classroom is the job ofold students.transfer students.each and every student.only the teacher.
- 16. Multiple ChoicePart of lab safety includes reading the lab procedure...before doing the labwhile doing the labafter doing the labonly if you think you really need it
- 17. Multiple ChoiceIf you are not sure what to do during a lab activity:guesschange lab partnersask a teacherjust sit quietly and do nothing
- 18. Multiple Choice
When you finish working with chemicals, biological specimens, etc., always
treat your hands with skin lotion.
wash your hands thoroughly with soap and water.
wipe your hands on a towel.
wipe your hands on your clothes.
- 19. Multiple Choice
You are heating a piece of glass and now want to pick it up. You should
use a rag or paper towels.
pick up the end that looks cooler.
use tongs.
pour cold water on it.
- 20. Multiple Choice
If you are injured in the laboratory, you should first
visit the nurse after class.
see a doctor after school.
notify your science instructor.
apply first aid yourself.
- 21. Multiple Choice
Chipped or cracked glassware is okay to use in the laboratory.
True
False
- Answer choicesTagsAnswer choicesTags