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