A) any time chemicals, heat, or sediments are used to protect your eyes B) only if you don't have glasses C) to improve vision 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) 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) see a doctor after school B) tell the teacher at once C) visit the school nurse after class D) apply first aid yourself
A) clean any glassware that looks dirty B) examine all glassware to check for chips or cracks C) All of these D) read all directions carefully to know what equipment is needed
A) slippers B) open-toed shoes C) closed-toed shoes D) sandals
A) okay if you are working alone B) always against the rules C) Ok D) not dangerous
A) your teacher B) the custodian C) your lab partners D) your best friend in class
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) use a fan B) nhale deeply C) waft the odor toward you D) pour it on the table
A) Ask the teacher about any questions you have B) Clear off your table of books, food, and drinks C) all of these D) read all the directions
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) Wash your hands and tell the teacher C) try to figure out what the sticky substance is D) wipe your hands on your pants
A) gloves B) Safety glasses C) sun glasses D) Lab coat
A) skipped the lab B) gotten a hair cut before class today C) worn a hat today D) put her hair up in a rubber band
A) Water from the sink B) Your coat C) The fire blanket D) the fire extinguisher
A) while you are working B) After school C) before you start D) Next week
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) ask the custodian C) your hands should be dry D) your hand must be wet
A) toward you and others B) away from you and toward others C) toward you and away from others D) away from you and 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) false B) true |