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