A) open the windows. B) notify the teacher. C) run for the fire extinguisher. D) throw water on the fire.
A) any time chemicals, heat, or glassware are used. B) to improve your vision. C) to avoid eye strain. D) only if you do not have corrective glasses.
A) figure it out as you do the lab. B) try several methods until something works. C) ask the teacher before proceeding. D) skip it and go on to the next part.
A) neatly left at your lab station for the next class. B) dumped in the sink. C) taken home. D) disposed of according to your teacher's directions.
A) tell the teacher immediately B) see a doctor after school C) apply first aid yourself D) visit the nurse after class
A) tied back or kept entirely out of the way with a hair band, etc. B) cut short. C) held away from the experiment with one hand. D) always neatly groomed.
A) not dangerous. B) okay. C) okay if you are working alone. D) always against the rules.
A) wipe your hands on a towel. B) wipe your hands on your clothes. C) treat your hands with skin lotion. D) wash your hands thoroughly with soap and water.
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 cabinets in the back of the room D) inside the teacher's closet
A) testing by taste B) looking for a color change C) listening for the escaping of gases D) feeling for the production of heat
A) only the teacher has the responsibility B) only my lab partner has this responsibility C) the principal mainly D) every person participating in a lab has the responsibility
A) shake your head back and forth violently to make your eyes water. B) take your eyelids and flap them up and down to remove any chemicals trapped. 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) Crush the remaining glass fragments down to allow for easier disposal. 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) Conceal the accident so your group doesn't get a bad reputation. |