A) throw water on the fire. B) run for the fire extinguisher. C) notify the teacher. D) open the windows.
A) only if you do not have corrective glasses. B) to improve your vision. C) to avoid eye strain. D) any time chemicals, heat, or glassware are used.
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) dumped in the sink. B) taken home. C) disposed of according to your teacher's directions. D) neatly left at your lab station for the next class.
A) apply first aid yourself B) visit the nurse after class C) see a doctor after school D) tell the teacher immediately
A) tied back or kept entirely out of the way with a hair band, etc. B) always neatly groomed. C) held away from the experiment with one hand. D) cut short.
A) okay. B) always against the rules. C) okay if you are working alone. D) not dangerous.
A) treat your hands with skin lotion. B) wipe your hands on your clothes. 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 front of the room, beside the teacher's desk sink C) in the back of the room, near the windows D) inside the cabinets in the back of the room
A) feeling for the production of heat B) listening for the escaping of gases C) testing by taste D) looking for a color change
A) every person participating in a lab has the responsibility B) the principal mainly C) only the teacher has the responsibility 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) take your eyelids and flap them up and down to remove any chemicals trapped. D) have your lab partner run to the nurse for Visine.
A) Sweep the glass off the table, and put it into the trash. B) Conceal the accident so your group doesn't get a bad reputation. C) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. D) Crush the remaining glass fragments down to allow for easier disposal. |