A) open the windows. B) notify the teacher. C) run for the fire extinguisher. D) throw water on the fire.
A) to avoid eye strain. B) to improve your vision. C) any time chemicals, heat, or glassware are used. D) only if you do not have corrective glasses.
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) neatly left at your lab station for the next class. B) taken home. C) disposed of according to your teacher's directions. 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) 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) not dangerous. B) okay if you are working alone. C) always against the rules. D) okay.
A) wipe your hands on a towel. B) wash your hands thoroughly with soap and water. C) treat your hands with skin lotion. D) wipe your hands on your clothes.
A) in the back of the room, near the windows B) inside the cabinets in the back of the room C) inside the teacher's closet D) in the front of the room, beside the teacher's desk sink
A) in the hallway, to the left and the right of the classroom door B) in front of this classroom C) in the back of the room near the windows D) in 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) only my lab partner has this responsibility B) only the teacher has the responsibility C) the principal mainly 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) have your lab partner run to the nurse for Visine. C) first notify the teacher, then flush with water at the eyewash station for 15 minutes. D) shake your head back and forth violently to make your eyes water.
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. |