A) run for the fire extinguisher. B) throw water on the fire. C) notify the teacher. D) open the windows.
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) figure it out as you do the lab. B) ask the teacher before proceeding. C) try several methods until something works. D) skip it and go on to the next part.
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) visit the nurse after class B) tell the teacher immediately C) see a doctor after school D) apply first aid yourself
A) cut short. 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) always neatly groomed.
A) not dangerous. B) always against the rules. C) okay. D) okay if you are working alone.
A) treat your hands with skin lotion. B) wipe your hands on your clothes. C) wipe your hands on a towel. D) wash your hands thoroughly with soap and water.
A) inside the teacher's closet B) in the back of the room, near the windows C) inside the cabinets in the back of the room 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) listening for the escaping of gases D) looking for a color change
A) only the teacher has the responsibility B) the principal mainly C) every person participating in a lab has the responsibility D) only my lab partner has this 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) have your lab partner run to the nurse for Visine. 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) 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. |