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