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) 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) 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) see a doctor after school B) visit the school nurse after class C) tell the teacher at once D) apply first aid yourself
A) clean any glassware that looks dirty B) examine all glassware to check for chips or cracks C) All of these D) read all directions carefully to know what equipment is needed
A) sandals B) open-toed shoes C) slippers D) closed-toed shoes
A) always against the rules B) okay if you are working alone C) not dangerous D) Ok
A) your best friend in class B) the custodian C) your lab partners D) your teacher
A) the protection of you and your clothing B) when you are wearing your best clothes C) wiping your hands D) others to put away
A) pour it on the table B) nhale deeply C) use a fan D) waft the odor toward you
A) Clear off your table of books, food, and drinks B) all of these C) read all the directions D) Ask the teacher about any questions you have
A) fire blanket B) all of these C) classroom door B) fire extinguisher D) 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) try to figure out what the sticky substance is B) Wash your hands and tell the teacher C) wipe your hands on your pants D) wipe your hands on a classmate
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) gotten a hair cut before class today D) worn a hat today
A) the fire extinguisher B) Your coat C) Water from the sink D) The fire blanket
A) before you start B) while you are working C) Next week D) After school
A) throw them in the trash B) wash them down the sink C) burn them in a burner D) follow the instructions of your teacher
A) your hands should be dry B) your hand must be wet C) ask the nurse. D) ask the custodian
A) away from you and others B) away from you and toward others C) toward you and 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) False B) true
A) true B) false
A) true B) false |