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