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