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