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