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) ask the teacher before you start B) try several methods until something works C) skip it and go to the next part D) figure it out as you do the lab
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) see a doctor after school D) tell the teacher at once
A) clean any glassware that looks dirty B) read all directions carefully to know what equipment is needed C) examine all glassware to check for chips or cracks D) All of these
A) sandals B) slippers C) closed-toed shoes D) open-toed shoes
A) Ok B) not dangerous C) always against the rules D) okay if you are working alone
A) your best friend in class B) the custodian C) your teacher D) your lab partners
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) nhale deeply C) waft the odor toward you D) pour it on the table
A) Ask the teacher about any questions you have B) all of these C) read all the directions D) Clear off your table of books, food, and drinks
A) all of these B) classroom door B) fire extinguisher C) fire blanket D) fire extinguisher
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 your pants B) Wash your hands and tell the teacher C) wipe your hands on a classmate D) try to figure out what the sticky substance is
A) Safety glasses B) sun glasses C) Lab coat D) gloves
A) gotten a hair cut before class today B) worn a hat today C) skipped the lab D) put her hair up in a rubber band
A) the fire extinguisher B) The fire blanket C) Water from the sink D) Your coat
A) After school B) Next week C) before you start D) while you are working
A) throw them in the trash B) follow the instructions of your teacher C) wash them down the sink D) burn them in a burner
A) ask the custodian B) ask the nurse. C) your hands should be dry D) your hand must be wet
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) pour acid into water B) pour water into acid C) let the teacher pour them D) pour them at the same time
A) true B) False
A) true B) false
A) true B) false |