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