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