A) run for the fire extinguisher. B) notify the teacher. C) open the windows. D) throw water on the fire.
A) only if you do not have corrective glasses. B) any time chemicals, heat, or glassware are used. C) to avoid eye strain. D) to improve your vision.
A) try several methods until something works. B) figure it out as you do the lab. C) ask the teacher before proceeding. D) skip it and go on to the next part.
A) dumped in the sink. B) disposed of according to your teacher's directions. C) neatly left at your lab station for the next class. D) taken home.
A) tell the teacher immediately B) apply first aid yourself C) visit the nurse after class D) see a doctor after school
A) cut short. B) always neatly groomed. 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) okay if you are working alone. B) always against the rules. C) not dangerous. D) okay.
A) wipe your hands on a towel. B) treat your hands with skin lotion. C) wash your hands thoroughly with soap and water. D) wipe your hands on your clothes.
A) inside the teacher's closet B) inside the cabinets in the back of the room C) in the front of the room, beside the teacher's desk sink D) in the back of the room, near the windows
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) every person participating in a lab has the responsibility B) the principal mainly C) only my lab partner has this responsibility D) only the teacher has the responsibility
A) take your eyelids and flap them up and down to remove any chemicals trapped. B) have your lab partner run to the nurse for Visine. 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) Conceal the accident so your group doesn't get a bad reputation. B) Crush the remaining glass fragments down to allow for easier disposal. C) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. D) Sweep the glass off the table, and put it into the trash. |