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