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) skip it and go to the next part B) ask the teacher before you start C) try several methods until something works D) figure it out as you do the lab
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) visit the school nurse after class B) apply first aid yourself C) see a doctor after school D) tell the teacher at once
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) slippers B) open-toed shoes C) sandals D) closed-toed shoes
A) not dangerous B) always against the rules C) okay if you are working alone D) Ok
A) your best friend in class B) the custodian C) your teacher D) your lab partners
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) use a fan D) nhale deeply
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) classroom door B) fire extinguisher B) fire blanket C) fire extinguisher 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) try to figure out what the sticky substance is B) wipe your hands on your pants C) wipe your hands on a classmate D) Wash your hands and tell the teacher
A) gloves B) Safety glasses C) sun glasses D) Lab coat
A) worn a hat today B) skipped the lab C) put her hair up in a rubber band D) gotten a hair cut before class today
A) Water from the sink B) the fire extinguisher C) Your coat D) The fire blanket
A) After school B) before you start C) while you are working D) Next week
A) burn them in a burner B) throw them in the trash C) wash them down the sink 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) away from you and toward others B) toward you and others C) toward you and away from others D) away from you and others
A) let the teacher pour them B) pour water into acid C) pour acid into water D) pour them at the same time
A) true B) False
A) false B) true
A) false B) true |