A) open the windows. B) notify the teacher. C) throw water on the fire. D) run for the fire extinguisher.
A) any time chemicals, heat, or glassware are used. B) to avoid eye strain. C) to improve your vision. D) only if you do not have corrective glasses.
A) ask the teacher before proceeding. B) try several methods until something works. C) figure it out as you do the lab. D) skip it and go on to the next part.
A) taken home. B) dumped in the sink. 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) 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 if you are working alone. B) always against the rules. C) okay. D) not dangerous.
A) wipe your hands on a towel. B) wash your hands thoroughly with soap and water. C) treat your hands with skin lotion. 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) in the back of the room, near the windows D) inside the cabinets in the back of the room
A) in the teacher's closet B) in the hallway, to the left and the right of the classroom door C) in the back of the room near the windows D) in front of this classroom
A) looking for a color change B) testing by taste C) listening for the escaping of gases D) feeling for the production of heat
A) every person participating in a lab has the responsibility B) only the teacher has the responsibility C) the principal mainly D) only my lab partner has this responsibility
A) have your lab partner run to the nurse for Visine. B) take your eyelids and flap them up and down to remove any chemicals trapped. 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) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. 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) Sweep the glass off the table, and put it into the trash. |