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