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