A) run for the fire extinguisher. B) throw water on the fire. C) open the windows. D) notify the teacher.
A) to avoid eye strain. B) to improve your vision. C) any time chemicals, heat, or glassware are used. D) only if you do not have corrective glasses.
A) skip it and go on to the next part. B) figure it out as you do the lab. C) ask the teacher before proceeding. D) try several methods until something works.
A) taken home. B) dumped in the sink. 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) held away from the experiment with one hand. B) always neatly groomed. C) cut short. D) tied back or kept entirely out of the way with a hair band, etc.
A) always against the rules. B) not dangerous. C) okay if you are working alone. D) okay.
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) in the front of the room, beside the teacher's desk sink B) in the back of the room, near the windows C) inside the cabinets in the back of the room D) inside the teacher's closet
A) testing by taste B) listening for the escaping of gases C) looking for a color change D) feeling for the production of heat
A) the principal mainly B) only my lab partner has this responsibility C) every person participating in a lab has the 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) 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. |