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