A) open the windows. B) run for the fire extinguisher. C) notify the teacher. D) throw water on the fire.
A) to improve your vision. B) any time chemicals, heat, or glassware are used. C) to avoid eye strain. D) only if you do not have corrective glasses.
A) try several methods until something works. B) skip it and go on to the next part. C) ask the teacher before proceeding. D) figure it out as you do the lab.
A) dumped in the sink. B) neatly left at your lab station for the next class. C) taken home. D) disposed of according to your teacher's directions.
A) see a doctor after school B) apply first aid yourself C) tell the teacher immediately D) visit the nurse after class
A) tied back or kept entirely out of the way with a hair band, etc. B) always neatly groomed. C) cut short. D) held away from the experiment with one hand.
A) not dangerous. B) okay if you are working alone. C) always against the rules. D) okay.
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) inside the teacher's closet B) inside the cabinets in the back of the room C) in the back of the room, near the windows D) in the front of the room, beside the teacher's desk sink
A) looking for a color change B) listening for the escaping of gases C) testing by taste D) feeling for the production of heat
A) only the teacher has the responsibility B) every person participating in a lab has the responsibility C) only my lab partner has this responsibility D) the principal mainly
A) shake your head back and forth violently to make your eyes water. B) first notify the teacher, then flush with water at the eyewash station for 15 minutes. C) have your lab partner run to the nurse for Visine. D) take your eyelids and flap them up and down to remove any chemicals trapped.
A) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. B) Sweep the glass off the table, and put it into the trash. C) Crush the remaining glass fragments down to allow for easier disposal. D) Conceal the accident so your group doesn't get a bad reputation. |