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