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