Amorphous materials - Study guides, Class notes & Summaries

The graphic representation of pixel values best defines which of the following terms? Ans: histogram The radiation fog displayed on images is MOST likely caused by a ___________x-ray interaction. Ans: Compton The low-voltage side of the main x-ray circuit is on the: Ans: primary side of the step-up transformer. Which of the following image detector materials is used in conjunction with a scintillator? Ans: amorphous silicon Which of the following is NOT a means of sterilizing items o...

Matse 201 Exam 1 With Complete Solutions Metals metallic bonding where electrons are delocalized - dense, stiff, strong, ductile - high thermal & electrical conductivity - opaque, reflective Polymers/plastics covalent bonding where electrons are shared - soft, ductile, low strength, low density - thermal & electrical insulatiors - optically translucent or transparent Ceramics ionic bonding where electrons are donated and received - oxides, nitrides, carbides - hard, brittle...

GED Science Study Guide. Abiogenesis - answerBelief that livings things may develop from lifeless matter Acid - answerA compound that In water produces hydrogen ions, usually tastes sour, a pH less than 7 Acid rain - answerrain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water Alloy - answerHomogenous mixture composed of two or more metals Amoeba - answerA type of Protozoan that has no permanent sh...

Gems derived from plants or animals are called _____________ gems. - Answer-organic _____________ threatens the existence of some of the species that jewelers, artisans, and craftspeople have used in the past to create jewelry. - Answer-extinction in _________, concern over many threatened or endangered species led to a __________ treaty called _________--The Convention on International Trade in Endangered Species of Wild Fauna and Flora. Its purpose is to protect ______________ wildlife fr...

In the United States, standards for dental materials are developed and administered by the: Answer - ADA- American Dental Association All of the following are reasons for a dental hygienist to have knowledge and understanding of dental materials except: Answer - Deciding which material is best for the patient's restoration An amalgam restoration located on the gingival third of the tooth would be a class ______ restoration: Answer - Class V The biological nature of the oral environm...

API Exam 1|236 Questions with Verified Answers Timeline for Nanomedicines rugs? - CORRECT ANSWER 1965 --> liposomes (lipid based vehicles drug inside membrane OR inside core) 1976 --> polymeric systems 1978 --> Dendrimers 1980 --> PEGylated liposomes (liposomes with PEG polymer on surface, which keeps the drug in circulation longer) 1995 --> doxil (PEGylated liposomes, one of the first drugs approved) 2013 --> Kadcyla (antibody drug) It's not necessa...

GIA Colored Stone Final Exam Questions And Answers Latest Update 2024/2025 (100% CORRECT) By what date had Kokichi Mikimoto begun culturing whole pearls - Answer 1908 Synthetic gem materials - Answer Are not minerals which of the following is an organic gem - Answer amber which of the following is amorphous - Answer amber a natural material that's made up of a mass of one or more kinds of mineral crystals is - Answer rock what group does alamandine belong to - Answer garnet A gem produce...

A gem produced by, or derived from, a living organism is A. organic. B. synthetic. C. inorganic. D. manmade. Correct Answer A. organic. Which of the following is an organic gem? A. Jade B. Ruby C. Amber D. Tourmaline Correct Answer C. Amber A substance that consists of atoms of only one kind is a A. mineral. B. unit cell. C. gem species. D. chemical element. Correct Answer B. unit cell. A natural, inorganic substance with a characteristic chemical composition and usually characteristic ...

ADAA Exam Questions and Answers 100% Pass All of the following factors are necessary for the retention of pit and fissure sealants, EXCEPT - Correct Answer ️️ -the teeth must have had a fluoride treatment prior to application What is the main reason why a matrix band is used during the placement of a proximal restoration? - Correct Answer ️️ -to act as the missing wall of the tooth during placement of the restoration Which of the following methods should be used to prevent medical...

GIA Colored Stones Complete Final Exam Window - ANS-An area of weak saturation in a transparent gemstone's bodycolor that usually results from the way the gem was cut. Xenocryst - ANS-A "foreign crystal" that formed in unrelated rock and was brought to the surface as a passenger in magma. A gem produced by, or derived from, a living organism is - ANSorganic Which of the following is an organic gem ? - ANS-Amber A substance that consists of atoms of only one kind is a - ANSChemic...