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) skip it and go to the next part B) figure it out as you do the lab C) ask the teacher before you start D) try several methods until something works
A) taken home B) left at your table for the next class C) dumped into the sink D) disposed of according to your teacher's directions
A) tell the teacher at once B) see a doctor after school C) apply first aid yourself D) visit the school nurse after class
A) clean any glassware that looks dirty B) All of these C) examine all glassware to check for chips or cracks D) read all directions carefully to know what equipment is needed
A) sandals B) closed-toed shoes C) slippers D) open-toed shoes
A) okay if you are working alone B) not dangerous C) Ok D) always against the rules
A) your teacher B) the custodian C) your best friend in class D) your lab partners
A) the protection of you and your clothing B) others to put away C) wiping your hands 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) 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) fire blanket B) all of these C) fire extinguisher D) classroom door B) fire extinguisher
A) wipe your hands with a paper towel B) treat your hands with skin lotion C) wash your hands with soap and water D) ipe your hands on your clothes
A) Wash your hands and tell the teacher B) try to figure out what the sticky substance is C) wipe your hands on a classmate D) wipe your hands on your pants
A) sun glasses B) Lab coat C) gloves D) Safety glasses
A) skipped the lab B) put her hair up in a rubber band C) worn a hat today D) gotten a hair cut before class today
A) the fire extinguisher B) Water from the sink C) The fire blanket D) Your coat
A) before you start B) while you are working C) After school D) Next week
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 custodian B) your hands should be dry C) your hand must be wet D) ask the nurse.
A) toward you and others B) away from you and others C) away from you and toward others D) toward you and away from others
A) pour acid into water B) pour water into acid C) let the teacher pour them D) pour them at the same time
A) true B) False
A) true B) false
A) false B) true |