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