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