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