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