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