A) open the windows. B) run for the fire extinguisher. C) notify the teacher. D) throw water on the fire.
A) to avoid eye strain. B) to improve your vision. C) only if you do not have corrective glasses. D) any time chemicals, heat, or glassware are used.
A) try several methods until something works. B) skip it and go on to the next part. C) figure it out as you do the lab. D) ask the teacher before proceeding.
A) dumped in the sink. B) neatly left at your lab station for the next class. C) taken home. D) disposed of according to your teacher's directions.
A) apply first aid yourself B) visit the nurse after class C) tell the teacher immediately D) see a doctor after school
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. B) always against the rules. C) okay if you are working alone. D) not dangerous.
A) treat your hands with skin lotion. B) wipe your hands on your clothes. C) wipe your hands on a towel. D) wash your hands thoroughly with soap and water.
A) inside the teacher's closet B) inside the cabinets in the back of the room C) in the front of the room, beside the teacher's desk sink 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 my lab partner has this responsibility D) only the teacher 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) take your eyelids and flap them up and down to remove any chemicals trapped. D) shake your head back and forth violently to make your eyes water.
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) Crush the remaining glass fragments down to allow for easier disposal. D) Sweep the glass off the table, and put it into the trash. |