A) throw water on the fire. B) notify the teacher. C) open the windows. D) run for the fire extinguisher.
A) to avoid eye strain. B) any time chemicals, heat, or glassware are used. C) only if you do not have corrective glasses. D) to improve your vision.
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) apply first aid yourself C) visit the nurse after class D) see a doctor after school
A) held away from the experiment with one hand. B) tied back or kept entirely out of the way with a hair band, etc. C) cut short. D) always neatly groomed.
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) treat your hands with skin lotion. C) wash your hands thoroughly with soap and water. D) wipe your hands on a towel.
A) inside the teacher's closet B) in the back of the room, near the windows C) in the front of the room, beside the teacher's desk sink D) inside the cabinets in the back of the room
A) testing by taste B) listening for the escaping of gases C) feeling for the production of heat D) looking for a color change
A) the principal mainly B) only the teacher has the responsibility C) every person participating in a lab has the responsibility D) only my lab partner has this responsibility
A) take your eyelids and flap them up and down to remove any chemicals trapped. B) shake your head back and forth violently to make your eyes water. C) have your lab partner run to the nurse for Visine. 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) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. C) Sweep the glass off the table, and put it into the trash. D) Crush the remaining glass fragments down to allow for easier disposal. |