A) run for the fire extinguisher. B) open the windows. C) notify the teacher. D) throw water on the fire.
A) to avoid eye strain. B) any time chemicals, heat, or glassware are used. C) only if you do not have corrective glasses. D) to improve your vision.
A) try several methods until something works. B) figure it out as you do the lab. C) skip it and go on to the next part. D) ask the teacher before proceeding.
A) neatly left at your lab station for the next class. B) taken home. C) dumped in the sink. D) disposed of according to your teacher's directions.
A) visit the nurse after class B) apply first aid yourself 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) cut short. C) always neatly groomed. D) held away from the experiment with one hand.
A) always against the rules. B) okay if you are working alone. C) not dangerous. D) okay.
A) treat your hands with skin lotion. B) wash your hands thoroughly with soap and water. C) wipe your hands on your clothes. D) wipe your hands on a towel.
A) inside the teacher's closet B) inside the cabinets in the back of the room C) in the front of the room, beside the teacher's desk sink D) in the back of the room, near the windows
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) only the teacher has the responsibility C) only my lab partner has this responsibility D) every person participating in a lab has the responsibility
A) have your lab partner run to the nurse for Visine. B) take your eyelids and flap them up and down to remove any chemicals trapped. 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) Crush the remaining glass fragments down to allow for easier disposal. 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) Conceal the accident so your group doesn't get a bad reputation. |