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