Question

1. i am allowed to ________ chemicals in the lab.

a. taste
b. touch
c. waft

1. i may take my goggles off before the lab activity is finished.

a. safe
b. unsafe

1. the fire alarm is activated. as i exit the room, i leave my hot plate on and the lid of a chemical container uncapped.

a. safe
b. unsafe

1. circle all safety equipment not found in our lab.

a. fire blanket
b. gas shut-off switch
c. fire extinguisher
d. eye wash
e. our classroom contains all of the safety equipment listed above

1. i will wait for all teacher directions before i begin any lab.

a. safe
b. unsafe

1. i reach across a heat source to get a piece of gum.

a. safe
b. unsafe

1. list 2 important features of the msds sheet.

1. who does the right to know law protect?

1. describe this classroom’s exit plan in the event of a fire or emergency. (include: which stairs to use, what exit door we use and final destination.)

Explanation:

1. Wafting is the safe method to smell chemicals; tasting/touching is prohibited.
2. Goggles must be worn throughout lab activities.
3. Leaving hot plates on and chemicals uncapped during evacuation is hazardous.
4. Standard labs typically contain all listed safety equipment.
5. Waiting for teacher directions ensures safe lab start.
6. Reaching across heat sources risks burns.
7. MSDS provides key safety info for chemicals.
8. Right to Know law focuses on worker safety regarding chemical exposure.
9. Exit plans involve specific exits, stairs, and assembly areas.

Answer:

1. C. Waft
2. B. Unsafe
3. B. Unsafe
4. E. Our classroom contains all of the safety equipment listed above
5. A. Safe
6. B. Unsafe
7. Hazards identification and first aid measures
8. Workers/employees (exposed to chemical hazards)
9. Use the nearest exit door, take the designated stairs (e.g., main stairs), and meet at the designated assembly area outside the building.