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