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