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