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