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) disposed of according to your teacher's directions C) left at your table for the next class D) dumped into the sink
A) tell the teacher at once B) visit the school nurse after class C) see a doctor after school D) apply first aid yourself
A) read all directions carefully to know what equipment is needed B) All of these C) examine all glassware to check for chips or cracks D) clean any glassware that looks dirty
A) slippers B) open-toed shoes C) sandals D) closed-toed shoes
A) not dangerous B) okay if you are working alone C) Ok D) always against the rules
A) the custodian B) your best friend in class C) your lab partners D) your teacher
A) the protection of you and your clothing B) others to put away C) when you are wearing your best clothes D) wiping your hands
A) pour it on the table B) waft the odor toward you C) use a fan D) nhale deeply
A) Clear off your table of books, food, and drinks B) all of these C) Ask the teacher about any questions you have D) read all the directions
A) fire blanket B) all of these C) classroom door B) fire extinguisher D) fire extinguisher
A) wipe your hands with a paper towel B) treat your hands with skin lotion C) wash your hands with soap and water D) ipe your hands on your clothes
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) skipped the lab B) worn a hat today C) put her hair up in a rubber band D) gotten a hair cut before class today
A) Your coat B) Water from the sink C) The fire blanket D) the fire extinguisher
A) After school B) while you are working C) before you start D) Next week
A) throw them in the trash B) burn them in a burner C) wash them down the sink D) follow the instructions of your teacher
A) ask the custodian B) your hand must be wet C) ask the nurse. D) your hands should be dry
A) away from you and others B) toward you and away from others C) toward you and others D) away from you and toward 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) false B) true
A) true B) false |