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