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