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