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