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