A) run for the fire extinguisher. B) open the windows. C) notify the teacher. D) throw water on the fire.
A) only if you do not have corrective glasses. B) to improve your vision. C) any time chemicals, heat, or glassware are used. D) to avoid eye strain.
A) ask the teacher before proceeding. B) figure it out as you do the lab. C) skip it and go on to the next part. D) try several methods until something works.
A) taken home. B) neatly left at your lab station for the next class. C) dumped in the sink. D) disposed of according to your teacher's directions.
A) visit the nurse after class B) apply first aid yourself C) tell the teacher immediately D) see a doctor after school
A) cut short. B) held away from the experiment with one hand. C) always neatly groomed. D) tied back or kept entirely out of the way with a hair band, etc.
A) okay if you are working alone. B) okay. C) always against the rules. D) not dangerous.
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) in the front of the room, beside the teacher's desk sink D) inside the teacher's closet
A) testing by taste B) feeling for the production of heat C) looking for a color change D) listening for the escaping of gases
A) the principal mainly B) only the teacher has the responsibility C) only my lab partner has this responsibility D) every person participating in a lab has the 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) shake your head back and forth violently to make your eyes water. 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. |