A) to avoid eye strain B) any time chemicals, heat, or sediments are used to protect your eyes C) only if you don't have glasses 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) taken home B) left at your table for the next class C) dumped into the sink D) disposed of according to your teacher's directions
A) tell the teacher at once B) visit the school nurse after class C) apply first aid yourself D) see a doctor after school
A) All of these B) clean any glassware that looks dirty C) examine all glassware to check for chips or cracks 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) the custodian B) your best friend in class C) your teacher D) your lab partners
A) others to put away B) the protection of you and your clothing C) wiping your hands D) when you are wearing your best clothes
A) waft the odor toward you B) nhale deeply C) pour it on the table D) use a fan
A) Ask the teacher about any questions you have B) all of these C) read all the directions D) Clear off your table of books, food, and drinks
A) fire blanket B) fire extinguisher C) classroom door B) fire extinguisher D) all of these
A) ipe your hands on your clothes B) wipe your hands with a paper towel C) wash your hands with soap and water D) treat your hands with skin lotion
A) wipe your hands on a classmate B) Wash your hands and tell the teacher C) wipe your hands on your pants D) try to figure out what the sticky substance is
A) gloves B) sun glasses C) Safety glasses D) Lab coat
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) The fire blanket B) Water from the sink C) the fire extinguisher D) Your coat
A) while you are working B) Next week C) before you start D) After school
A) wash them down the sink B) throw them in the trash C) burn them in a burner D) follow the instructions of your teacher
A) ask the nurse. B) ask the custodian C) your hand must be wet D) your hands should be dry
A) toward you and away from others B) away from you and others C) toward you and others D) away from you and toward others
A) pour them at the same time B) let the teacher pour them C) pour acid into water D) pour water into acid
A) False B) true
A) true B) false
A) true B) false |