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