A) throw water on the fire. B) open the windows. C) notify the teacher. D) run for the fire extinguisher.
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) ask the teacher before proceeding. B) figure it out as you do the lab. C) skip it and go on to the next part. D) try several methods until something works.
A) dumped in the sink. B) disposed of according to your teacher's directions. C) neatly left at your lab station for the next class. D) taken home.
A) apply first aid yourself B) visit the nurse after class C) see a doctor after school D) tell the teacher immediately
A) tied back or kept entirely out of the way with a hair band, etc. B) always neatly groomed. C) held away from the experiment with one hand. D) cut short.
A) not dangerous. B) okay if you are working alone. C) always against the rules. D) okay.
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) inside the cabinets in the back of the room B) in the front of the room, beside the teacher's desk sink C) inside 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) feeling for the production of heat D) listening for the escaping of gases
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) shake your head back and forth violently to make your eyes water. 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) 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. |