A) run for the fire extinguisher. B) notify the teacher. C) open the windows. D) throw water on the fire.
A) any time chemicals, heat, or glassware are used. B) only if you do not have corrective glasses. C) to avoid eye strain. D) to improve your vision.
A) ask the teacher before proceeding. B) figure it out as you do the lab. C) try several methods until something works. D) skip it and go on to the next part.
A) dumped in the sink. B) taken home. C) neatly left at your lab station for the next class. D) disposed of according to your teacher's directions.
A) tell the teacher immediately B) apply first aid yourself C) visit the nurse after class D) see a doctor after school
A) always neatly groomed. B) tied back or kept entirely out of the way with a hair band, etc. C) cut short. D) held away from the experiment with one hand.
A) not dangerous. B) okay if you are working alone. C) okay. D) always against the rules.
A) wipe your hands on your clothes. B) wash your hands thoroughly with soap and water. C) wipe your hands on a towel. D) treat your hands with skin lotion.
A) inside the cabinets in the back of the room B) in the back of the room, near the windows C) inside the teacher's closet D) in the front of the room, beside the teacher's desk sink
A) in the back of the room near the windows B) in the hallway, to the left and the right of the classroom door C) in front of this classroom D) in the teacher's closet
A) testing by taste B) feeling for the production of heat C) listening for the escaping of gases 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) the principal mainly D) only the teacher 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) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. 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) Crush the remaining glass fragments down to allow for easier disposal. |