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Lab Safety Rules
Contribució de: Shaik
  • 1. Goggles are worn during science experiments
A) to avoid eye strain
B) only if you don't have glasses
C) any time chemicals, heat, or sediments are used to protect your eyes
D) to improve vision
  • 2. If you don't understand the directions or part of a lab procedure, you should -
A) try several methods until something works
B) skip it and go to the next part
C) ask the teacher before you start
D) figure it out as you do the lab
  • 3. After completing an experiment, all material waste should be -
A) disposed of according to your teacher's directions
B) left at your table for the next class
C) dumped into the sink
D) taken home
  • 4. You have been injured in the the lab (cut, burned, etc.) First you should -
A) see a doctor after school
B) visit the school nurse after class
C) apply first aid yourself
D) tell the teacher at once
  • 5. When getting glassware and equipment for an experiment, you should -
A) All of these
B) clean any glassware that looks dirty
C) read all directions carefully to know what equipment is needed
D) examine all glassware to check for chips or cracks
  • 6. The following shoes are BEST to wear when doing science labs.
A) open-toed shoes
B) closed-toed shoes
C) sandals
D) slippers
  • 7. Horseplay or practical joking in the lab are -
A) okay if you are working alone
B) Ok
C) always against the rules
D) not dangerous
  • 8. If a piece of equipment is not working you should tell -
A) your best friend in class
B) the custodian
C) your teacher
D) your lab partners
  • 9. Lab aprons are for -
A) when you are wearing your best clothes
B) wiping your hands
C) the protection of you and your clothing
D) others to put away
  • 10. When smelling a liquid you should -
A) nhale deeply
B) waft the odor toward you
C) use a fan
D) pour it on the table
  • 11. Before starting a lab you should...
A) Ask the teacher about any questions you have
B) Clear off your table of books, food, and drinks
C) read all the directions
D) all of these
  • 12. Which of the following is considered safety equipment
A) fire extinguisher
B) classroom door B) fire extinguisher
C) all of these
D) fire blanket
  • 13. When you finish working with lab equipment you should always
A) treat your hands with skin lotion
B) ipe your hands on your clothes
C) wash your hands with soap and water
D) wipe your hands with a paper towel
  • 14. You picked up a dirty test tube with a sticky substance on the outside. You get some of this substance on your hand. What is the first thing you should do?
A) wipe your hands on your pants
B) wipe your hands on a classmate
C) try to figure out what the sticky substance is
D) Wash your hands and tell the teacher
  • 15. You are working on a lab involving heat. Your lab partner accidently drops a glass beaker and it shatters causing a piece of glass to go into their eye. They should have been wearing -
A) Lab coat
B) gloves
C) Safety glasses
D) sun glasses
  • 16. You are doing a lab with your best girl friend when all of a sudden her hair gets caught on the balance scale. She should have -
A) gotten a hair cut before class today
B) skipped the lab
C) worn a hat today
D) put her hair up in a rubber band
  • 17. If you see a fire in an apparatus, or a burning liquid, it is best to put it out with
A) The fire blanket
B) Your coat
C) the fire extinguisher
D) Water from the sink
  • 18. You should prepare for each laboratory activity by reading all the instructions
A) Next week
B) before you start
C) while you are working
D) After school
  • 19. To dispose of chemicals
A) wash them down the sink
B) burn them in a burner
C) follow the instructions of your teacher
D) throw them in the trash
  • 20. Before you touch an electric plug, switch, or outle
A) your hand must be wet
B) ask the custodian
C) ask the nurse.
D) your hands should be dry
  • 21. Always point a test tube
A) away from you and toward others
B) toward you and away from others
C) away from you and others
D) toward you and others
  • 22. When mixing acid and water
A) let the teacher pour them
B) pour them at the same time
C) pour acid into water
D) pour water into acid
  • 23. You can try new experiments even if they are not in the directions as long as you are curious about science.
A) False
B) true
  • 24. Tie back long hair when using chemicals or open flames
A) false
B) true
  • 25. It is ok to leave animals in the lab to move freely
A) false
B) true
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