A) notify the teacher. B) run for the fire extinguisher. C) open the windows. D) throw water on the fire.
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) try several methods until something works. C) ask the teacher before proceeding. D) figure it out as you do the lab.
A) neatly left at your lab station for the next class. B) disposed of according to your teacher's directions. C) dumped in the sink. D) taken home.
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) always against the rules. B) okay if you are working alone. C) not dangerous. 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 back of the room, near the windows B) inside the cabinets in the back of the room C) inside the teacher's closet D) in the front of the room, beside the teacher's desk sink
A) in the back of the room near the windows B) in the teacher's closet C) in front of this classroom D) in the hallway, to the left and the right of the classroom door
A) looking for a color change B) listening for the escaping of gases C) feeling for the production of heat D) testing by taste
A) every person participating in a lab has the responsibility B) the principal mainly C) only my lab partner has this responsibility D) only the teacher has the responsibility
A) take your eyelids and flap them up and down to remove any chemicals trapped. B) first notify the teacher, then flush with water at the eyewash station for 15 minutes. C) have your lab partner run to the nurse for Visine. D) shake your head back and forth violently to make your eyes water.
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. |