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