A) open the windows. B) throw water on the fire. C) notify the teacher. D) run for the fire extinguisher.
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) ask the teacher before proceeding. D) figure it out as you do the lab.
A) disposed of according to your teacher's directions. B) dumped in the sink. C) taken home. D) neatly left at your lab station for the next class.
A) tell the teacher immediately B) visit the nurse after class C) apply first aid yourself 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) okay if you are working alone. B) okay. C) not dangerous. 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 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 front of this classroom B) in the hallway, to the left and the right of the classroom door C) in the back of the room near the windows D) in the teacher's closet
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) 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) 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) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. B) Conceal the accident so your group doesn't get a bad reputation. 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. |