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