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