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