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) try several methods until something works B) skip it and go to the next part C) figure it out as you do the lab D) ask the teacher before you start
A) taken home B) left at your table for the next class C) dumped into the sink D) disposed of according to your teacher's directions
A) tell the teacher at once B) apply first aid yourself C) visit the school nurse after class D) see a doctor after school
A) read all directions carefully to know what equipment is needed B) clean any glassware that looks dirty C) All of these D) examine all glassware to check for chips or cracks
A) open-toed shoes B) closed-toed shoes C) slippers D) sandals
A) Ok B) not dangerous C) okay if you are working alone D) always against the rules
A) the custodian B) your lab partners C) your teacher D) your best friend in class
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) waft the odor toward you B) use a fan C) pour it on the table 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) fire blanket B) fire extinguisher C) all of these D) classroom door B) fire extinguisher
A) wipe your hands with a paper towel B) treat your hands with skin lotion C) ipe your hands on your clothes D) wash your hands with soap and water
A) try to figure out what the sticky substance is B) wipe your hands on your pants C) Wash your hands and tell the teacher D) wipe your hands on a classmate
A) sun glasses B) Safety glasses C) Lab coat D) gloves
A) gotten a hair cut before class today B) put her hair up in a rubber band C) skipped the lab D) worn a hat today
A) the fire extinguisher B) The fire blanket C) Water from the sink D) Your coat
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 others B) away from you and toward others C) away from you and others D) toward you and away from others
A) pour them at the same time B) let the teacher pour them C) pour water into acid D) pour acid into water
A) False B) true
A) false B) true
A) false B) true |