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