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