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