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