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