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