A) to avoid eye strain B) any time chemicals, heat, or sediments are used to protect your eyes C) to improve vision D) only if you don't have glasses
A) figure it out as you do the lab B) skip it and go to the next part C) try several methods until something works D) ask the teacher before you start
A) left at your table for the next class B) dumped into the sink C) taken home D) disposed of according to your teacher's directions
A) visit the school nurse after class B) see a doctor after school C) tell the teacher at once D) apply first aid yourself
A) examine all glassware to check for chips or cracks B) clean any glassware that looks dirty C) read all directions carefully to know what equipment is needed D) All of these
A) open-toed shoes B) closed-toed shoes C) sandals D) slippers
A) okay if you are working alone B) not dangerous C) Ok D) always against the rules
A) your best friend in class B) the custodian C) your teacher D) your lab partners
A) the protection of you and your clothing B) others to put away C) wiping your hands D) when you are wearing your best clothes
A) nhale deeply B) waft the odor toward you C) use a fan D) pour it on the table
A) Clear off your table of books, food, and drinks B) all of these C) read all the directions D) Ask the teacher about any questions you have
A) fire blanket B) all of these C) classroom door B) fire extinguisher D) fire extinguisher
A) treat your hands with skin lotion B) ipe your hands on your clothes C) wipe your hands with a paper towel D) wash your hands with soap and water
A) Wash your hands and tell the teacher B) wipe your hands on a classmate C) wipe your hands on your pants D) try to figure out what the sticky substance is
A) gloves B) sun glasses C) Lab coat D) Safety glasses
A) put her hair up in a rubber band B) gotten a hair cut before class today C) worn a hat today D) skipped the lab
A) the fire extinguisher B) Water from the sink C) Your coat D) The fire blanket
A) Next week B) before you start C) while you are working D) After school
A) wash them down the sink B) burn them in a burner C) throw them in the trash D) follow the instructions of your teacher
A) your hands should be dry B) your hand must be wet C) ask the custodian D) ask the nurse.
A) toward you and away from others B) toward you and others C) away from you and others D) away from you and toward others
A) pour them at the same time B) pour acid into water C) pour water into acid D) let the teacher pour them
A) False B) true
A) false B) true
A) true B) false |