A) notify the teacher. B) throw water on the fire. C) open the windows. D) run for the fire extinguisher.
A) to avoid eye strain. B) only if you do not have corrective glasses. C) to improve your vision. D) any time chemicals, heat, or glassware are used.
A) ask the teacher before proceeding. B) try several methods until something works. 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) dumped in the sink. C) taken home. D) disposed of according to your teacher's directions.
A) tell the teacher immediately B) visit the nurse after class C) apply first aid yourself D) see a doctor after school
A) always neatly groomed. B) cut short. C) tied back or kept entirely out of the way with a hair band, etc. D) held away from the experiment with one hand.
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) treat your hands with skin lotion. D) wipe your hands on your clothes.
A) in the back of the room, near the windows B) inside the cabinets in the back of the room C) in the front of the room, beside the teacher's desk sink D) inside the teacher's closet
A) looking for a color change B) feeling for the production of heat C) listening for the escaping of gases D) testing by taste
A) only the teacher has the responsibility B) every person participating in a lab has the responsibility C) the principal mainly D) only my lab partner has this responsibility
A) have your lab partner run to the nurse for Visine. B) take your eyelids and flap them up and down to remove any chemicals trapped. C) first notify the teacher, then flush with water at the eyewash station for 15 minutes. D) shake your head back and forth violently to make your eyes water.
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. |