A) run for the fire extinguisher. B) throw water on the fire. C) notify the teacher. D) open the windows.
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) ask the teacher before proceeding. B) skip it and go on to the next part. C) try several methods until something works. D) figure it out as you do the lab.
A) disposed of according to your teacher's directions. B) taken home. C) neatly left at your lab station for the next class. D) dumped in the sink.
A) apply first aid yourself B) tell the teacher immediately C) see a doctor after school D) visit the nurse after class
A) always neatly groomed. B) held away from the experiment with one hand. C) tied back or kept entirely out of the way with a hair band, etc. D) cut short.
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) wash your hands thoroughly with soap and water. C) wipe your hands on a towel. D) wipe your hands on your clothes.
A) inside the cabinets in the back of the room B) inside the teacher's closet C) in the back of the room, near the windows D) in the front of the room, beside the teacher's desk sink
A) testing by taste B) feeling for the production of heat C) looking for a color change D) listening for the escaping of gases
A) only the teacher has the responsibility B) the principal mainly C) only my lab partner has this 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) first notify the teacher, then flush with water at the eyewash station for 15 minutes. C) shake your head back and forth violently to make your eyes water. 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) Conceal the accident so your group doesn't get a bad reputation. D) Crush the remaining glass fragments down to allow for easier disposal. |