A) notify the teacher. B) run for the fire extinguisher. C) throw water on the fire. D) open the windows.
A) any time chemicals, heat, or glassware are used. B) only if you do not have corrective glasses. C) to avoid eye strain. D) to improve your vision.
A) skip it and go on to the next part. B) ask the teacher before proceeding. C) try several methods until something works. 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) dumped in the sink. D) taken home.
A) visit the nurse after class B) see a doctor after school C) tell the teacher immediately D) apply first aid yourself
A) cut short. B) always neatly groomed. 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) always against the rules. B) not dangerous. C) okay if you are working alone. 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 front of the room, beside the teacher's desk sink B) in the back of the room, near the windows C) inside the cabinets in the back of the room D) inside the teacher's closet
A) in the hallway, to the left and the right of the classroom door B) in front of this classroom C) in the teacher's closet D) in the back of the room near the windows
A) looking for a color change B) testing by taste C) listening for the escaping of gases D) feeling for the production of heat
A) the principal mainly B) every person participating in a lab has the responsibility C) only the teacher has the responsibility D) only my lab partner has this responsibility
A) shake your head back and forth violently to make your eyes water. B) first notify the teacher, then flush with water at the eyewash station for 15 minutes. C) have your lab partner run to the nurse for Visine. 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. |