A) run for the fire extinguisher. B) notify the teacher. C) open the windows. D) throw water on the fire.
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) skip it and go on to the next part. B) figure it out as you do the lab. C) try several methods until something works. D) ask the teacher before proceeding.
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) visit the nurse after class B) apply first aid yourself C) tell the teacher immediately D) see a doctor after school
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) okay. B) okay if you are working alone. C) always against the rules. D) not dangerous.
A) wipe your hands on a towel. B) treat your hands with skin lotion. C) wipe your hands on your clothes. 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) in the back of the room near the windows B) in the teacher's closet C) in front of this classroom D) in the hallway, to the left and the right of the classroom door
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 my lab partner has this responsibility B) every person participating in a lab has the 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) take your eyelids and flap them up and down to remove any chemicals trapped. D) first notify the teacher, then flush with water at the eyewash station for 15 minutes.
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. |