A) throw water on the fire. B) notify the teacher. C) open the windows. D) run for the fire extinguisher.
A) to improve your vision. B) to avoid eye strain. C) any time chemicals, heat, or glassware are used. D) only if you do not have corrective glasses.
A) figure it out as you do the lab. B) ask the teacher before proceeding. C) skip it and go on to the next part. D) try several methods until something works.
A) dumped in the sink. B) taken home. C) neatly left at your lab station for the next class. D) disposed of according to your teacher's directions.
A) see a doctor after school B) visit the nurse after class C) apply first aid yourself D) tell the teacher immediately
A) always neatly groomed. B) cut short. 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) not dangerous. B) okay if you are working alone. C) always against the rules. D) okay.
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 cabinets in the back of the room B) in the back of the room, near the windows C) inside the teacher's closet D) in the front of the room, beside the teacher's desk sink
A) looking for a color change B) testing by taste C) feeling for the production of heat D) listening for the escaping of gases
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) first notify the teacher, then flush with water at the eyewash station for 15 minutes. D) have your lab partner run to the nurse for Visine.
A) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. B) Crush the remaining glass fragments down to allow for easier disposal. C) Conceal the accident so your group doesn't get a bad reputation. D) Sweep the glass off the table, and put it into the trash. |