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