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) dumped into the sink B) left at your table for the next class C) disposed of according to your teacher's directions D) taken home
A) see a doctor after school B) visit the school nurse after class C) tell the teacher at once D) apply first aid yourself
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) open-toed shoes B) closed-toed shoes C) sandals D) slippers
A) Ok B) not dangerous C) okay if you are working alone D) always against the rules
A) your best friend in class B) your teacher C) your lab partners D) the custodian
A) others to put away B) wiping your hands C) the protection of you and your clothing D) when you are wearing your best clothes
A) pour it on the table B) waft the odor toward you C) use a fan D) nhale deeply
A) all of these B) Ask the teacher about any questions you have C) Clear off your table of books, food, and drinks D) read all the directions
A) all of these B) classroom door B) fire extinguisher C) fire extinguisher D) fire blanket
A) treat your hands with skin lotion B) wipe your hands with a paper towel C) ipe your hands on your clothes D) wash your hands with soap and water
A) Wash your hands and tell the teacher B) wipe your hands on your pants C) wipe your hands on a classmate D) try to figure out what the sticky substance is
A) Lab coat B) sun glasses C) Safety glasses D) gloves
A) put her hair up in a rubber band B) skipped the lab C) gotten a hair cut before class today D) worn a hat today
A) The fire blanket B) Your coat C) Water from the sink D) the fire extinguisher
A) After school B) before you start C) while you are working D) Next week
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) your hands should be dry B) your hand must be wet C) ask the custodian D) ask the nurse.
A) away from you and others B) toward you and others C) away from you and toward others D) toward you and away from others
A) pour them at the same time B) pour acid into water C) pour water into acid D) let the teacher pour them
A) False B) true
A) false B) true
A) false B) true |