A) throw water on the fire. B) run for the fire extinguisher. 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) ask the teacher before proceeding. B) skip it and go on to the next part. C) figure it out as you do the lab. D) try several methods until something works.
A) neatly left at your lab station for the next class. B) dumped in the sink. C) taken home. D) disposed of according to your teacher's directions.
A) apply first aid yourself B) visit the nurse after class C) see a doctor after school D) tell the teacher immediately
A) always neatly groomed. B) cut short. C) tied back or kept entirely out of the way with a hair band, etc. D) held away from the experiment with one hand.
A) okay. B) not dangerous. C) okay if you are working alone. D) always against the rules.
A) wash your hands thoroughly with soap and water. B) treat your hands with skin lotion. C) wipe your hands on your clothes. D) wipe your hands on a towel.
A) in the front of the room, beside the teacher's desk sink B) inside the cabinets in the back of the room C) inside the teacher's closet D) in the back of the room, near the windows
A) in the back of the room near the windows B) in the teacher's closet C) in the hallway, to the left and the right of the classroom door D) in front of this classroom
A) feeling for the production of heat B) testing by taste 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) only my lab partner has this responsibility D) every person participating in a lab has the responsibility
A) have your lab partner run to the nurse for Visine. 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) take your eyelids and flap them up and down to remove any chemicals trapped.
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) Sweep the glass off the table, and put it into the trash. D) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. |