A) throw water on the fire. B) run for the fire extinguisher. C) open the windows. D) notify the teacher.
A) only if you do not have corrective glasses. B) to avoid eye strain. C) any time chemicals, heat, or glassware are used. D) to improve your vision.
A) ask the teacher before proceeding. B) try several methods until something works. C) skip it and go on to the next part. D) figure it out as you do the lab.
A) dumped in the sink. B) neatly left at your lab station for the next class. C) disposed of according to your teacher's directions. D) taken home.
A) tell the teacher immediately B) see a doctor after school C) apply first aid yourself D) visit the nurse after class
A) cut short. B) held away from the experiment with one hand. C) tied back or kept entirely out of the way with a hair band, etc. D) always neatly groomed.
A) not dangerous. B) always against the rules. C) okay. D) okay if you are working alone.
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) 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) listening for the escaping of gases B) testing by taste C) feeling for the production of heat D) looking for a color change
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) shake your head back and forth violently to make your eyes water. B) take your eyelids and flap them up and down to remove any chemicals trapped. C) first notify the teacher, then flush with water at the eyewash station for 15 minutes. D) have your lab partner run to the nurse for Visine.
A) Conceal the accident so your group doesn't get a bad reputation. B) Sweep the glass off the table, and put it into the trash. C) Crush the remaining glass fragments down to allow for easier disposal. D) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. |