A) throw water on the fire. B) open the windows. C) notify the teacher. D) run for the fire extinguisher.
A) to improve your vision. B) only if you do not have corrective glasses. 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) figure it out as you do the lab. D) try several methods until something works.
A) dumped in the sink. B) neatly left at your lab station for the next class. C) disposed of according to your teacher's directions. D) taken home.
A) see a doctor after school B) visit the nurse after class C) tell the teacher immediately D) apply first aid yourself
A) held away from the experiment with one hand. B) tied back or kept entirely out of the way with a hair band, etc. C) cut short. D) always neatly groomed.
A) not dangerous. B) okay. C) always against the rules. D) okay if you are working alone.
A) wipe your hands on your clothes. B) wash your hands thoroughly with soap and water. C) wipe your hands on a towel. D) treat your hands with skin lotion.
A) inside the cabinets in the back of the room B) in the front of the room, beside the teacher's desk sink C) in the back of the room, near the windows D) inside the teacher's closet
A) feeling for the production of heat B) looking for a color change C) testing by taste D) listening for the escaping of gases
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) shake your head back and forth violently to make your eyes water. 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) take your eyelids and flap them up and down to remove any chemicals trapped.
A) Sweep the glass off the table, and put it into the trash. 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) Immediately notify the teacher and those around you of the hazard. Do not attempt to clean it up yourself. |