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