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