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