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