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