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