A) run for the fire extinguisher. B) notify the teacher. C) throw water on the fire. D) open the windows.
A) to avoid eye strain. B) any time chemicals, heat, or glassware are used. C) to improve your vision. D) only if you do not have corrective glasses.
A) figure it out as you do the lab. B) ask the teacher before proceeding. C) try several methods until something works. D) skip it and go on to the next part.
A) disposed of according to your teacher's directions. B) neatly left at your lab station for the next class. C) taken home. D) dumped in the sink.
A) apply first aid yourself B) tell the teacher immediately C) see a doctor after school D) visit the nurse after class
A) cut short. B) always neatly groomed. C) tied back or kept entirely out of the way with a hair band, etc. D) held away from the experiment with one hand.
A) always against the rules. B) okay. C) okay if you are working alone. D) not dangerous.
A) wipe your hands on a towel. B) treat your hands with skin lotion. C) wash your hands thoroughly with soap and water. D) wipe your hands on your clothes.
A) in the back of the room, near the windows B) inside the teacher's closet C) in the front of the room, beside the teacher's desk sink D) inside the cabinets in the back of the room
A) feeling for the production of heat B) listening for the escaping of gases C) looking for a color change D) testing by taste
A) every person participating in a lab has the responsibility B) only the teacher has the responsibility C) only my lab partner has this responsibility D) the principal mainly
A) shake your head back and forth violently to make your eyes water. B) take your eyelids and flap them up and down to remove any chemicals trapped. C) have your lab partner run to the nurse for Visine. D) first notify the teacher, then flush with water at the eyewash station for 15 minutes.
A) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. B) Sweep the glass off the table, and put it into the trash. C) Crush the remaining glass fragments down to allow for easier disposal. D) Conceal the accident so your group doesn't get a bad reputation. |