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