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) to avoid eye strain. C) to improve your vision. D) only if you do not have corrective glasses.
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) disposed of according to your teacher's directions. C) taken home. D) dumped in the sink.
A) visit the nurse after class B) see a doctor after school C) tell the teacher immediately D) apply first aid yourself
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) wash your hands thoroughly with soap and water. C) treat your hands with skin lotion. D) wipe your hands on a towel.
A) in the front of the room, beside the teacher's desk sink B) inside the cabinets in the back of the room C) in the back of the room, near the windows D) inside the teacher's closet
A) listening for the escaping of gases B) looking for a color change C) feeling for the production of heat D) testing by taste
A) only the teacher has the responsibility B) the principal mainly C) only my lab partner has this responsibility D) every person participating in a lab 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) Conceal the accident so your group doesn't get a bad reputation. B) Crush the remaining glass fragments down to allow for easier disposal. C) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. D) Sweep the glass off the table, and put it into the trash. |