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