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) figure it out as you do the lab B) skip it and go to the next part C) try several methods until something works D) ask the teacher before you start
A) taken home B) dumped into the sink C) disposed of according to your teacher's directions D) left at your table for the next class
A) apply first aid yourself B) see a doctor after school C) tell the teacher at once D) visit the school nurse after class
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) slippers B) closed-toed shoes C) sandals D) open-toed shoes
A) not dangerous B) Ok C) always against the rules D) okay if you are working alone
A) your teacher B) the custodian C) your lab partners D) your best friend in class
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) waft the odor toward you B) pour it on the table C) use a fan D) nhale deeply
A) all of these B) Clear off your table of books, food, and drinks C) read all the directions D) Ask the teacher about any questions you have
A) fire blanket B) classroom door B) fire extinguisher C) fire extinguisher D) all of these
A) ipe your hands on your clothes B) wash your hands with soap and water C) wipe your hands with a paper towel D) treat your hands with skin lotion
A) Wash your hands and tell the teacher B) try to figure out what the sticky substance is C) wipe your hands on your pants D) wipe your hands on a classmate
A) Safety glasses B) sun glasses C) Lab coat D) gloves
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) Your coat B) The fire blanket C) Water from the sink D) the fire extinguisher
A) while you are working B) Next week C) After school D) before you start
A) wash them down the sink B) follow the instructions of your teacher C) throw them in the trash D) burn them in a burner
A) your hands should be dry B) your hand must be wet C) ask the nurse. D) ask the custodian
A) toward you and away from others B) away from you and others C) away from you and toward others D) toward you and 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) true B) False
A) true B) false
A) false B) true |