A) run for the fire extinguisher. B) open the windows. C) throw water on the fire. D) notify the teacher.
A) only if you do not have corrective glasses. B) to improve your vision. C) to avoid eye strain. D) any time chemicals, heat, or glassware are used.
A) ask the teacher before proceeding. B) try several methods until something works. C) figure it out as you do the lab. D) skip it and go on to the next part.
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) see a doctor after school B) visit the nurse after class C) tell the teacher immediately D) apply first aid yourself
A) cut short. B) held away from the experiment with one hand. C) always neatly groomed. D) tied back or kept entirely out of the way with a hair band, etc.
A) okay if you are working alone. B) always against the rules. C) okay. D) not dangerous.
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 back of the room, near the windows B) inside the teacher's closet C) inside the cabinets in the back of the room D) in the front of the room, beside the teacher's desk sink
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) every person participating in a lab has the responsibility B) only the teacher has the responsibility C) only my lab partner has this responsibility D) the principal mainly
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) Crush the remaining glass fragments down to allow for easier disposal. B) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. C) Conceal the accident so your group doesn't get a bad reputation. D) Sweep the glass off the table, and put it into the trash. |