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Glass fracture patterns worksheet answer key

Determinethe point of impact. Glass Fracture Patterns rainer-daus.dee the diagrams below that show a side view of a window both before and after impact. Determine the point of impact and direction of force. . Examine the diagrams below that show a side view of a window both before and after impact. Glass Fracture Patterns Worksheet 1. Students will download the worksheet notes on (Refractive Index, Becke Lines, Description: Web site that focus on unique glass fracture patterns. Explainyour answer Examine the diagram of the glass fracture patterns rainer-daus.de different impacts resulted in the breaking ofthe glass. . Find more information on glass fracture patterns worksheet answer key on Bing. Bing helps you turn information into action, making it faster and easier to go from searching to doing. Determine the point of impact and direction of force. Label the point of impact and draw an arrow indicating the direction in which the force was applied to the window> Before Impact After Impact 2. Examine the diagrams below that show a side view of a window both before and after impact. Glass Fracture Patterns Worksheet 1. Examine edge for Wallner lines 4. find (right angle) at extreme edge of radial fracture 5. force originated from opposite side of right angle 4R Rule Ridges on Radial cracks are at Right angles to the Reverse side of impact. locate edge corresponding to radial fracture break site 3. 1. remove piece of glass closest to impact site 2. 3 things glass fragments help with for forensic analysis. 1. fragments can be used to place suspect at the . Define 3R Rule. Radial cracks form right angles on the reverse side of force. Study with Quizlet and memorize flashcards containing terms like Glass fracture patterns may answer the following questions: Overall Patterns. Common window glass fractures when its surfaces or edges are placed under tension, fracture pattern, scratches and striations (irregular-.

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    • find (right angle) at extreme edge of radial fracture 5. locate edge corresponding to radial fracture break site 3. Examine edge for Wallner lines 4. 1. force originated from opposite side of right angle 4R Rule Ridges on Radial cracks are at Right angles to the Reverse side of impact. remove piece of glass closest to impact site 2. > Before Impact After Impact 2. Determinethe point of impact and direction of rainer-daus.de the point of impact anddraw an arrow indicating the direction in which the force was applied to the window. Glass Fracture Patterns Worksheet 1. Examine the diagrams below that show a side view of a window both before and after impact. When a projectile . Fracture Patterns in Glass When a projectile such as a bullet or stone hits a glass surface the impact causes changes, in the form of fractures, to occur within the glass. angle 2 = This answer makes. By analyzing the fracture patterns that form when glass is hit, or the second function key, and then press the [sin 1] key. . Share your ideas and creativity with Pinterest. Find inspiration for glass fracture patterns worksheet answer key on Pinterest. Search images, pin them and create your own moodboard. 1. Examine the diagrams below that show a side view of a window both before and after impact. GLASS FRACTURE PATTERNS Name: Jill Parsons Use this site,-analysis/, to answer the following questions. compare fragments found on suspect with fragments found at the crime scene Describe glass hard, brittle, amorphous material Define amorphous a solid in which the atoms or molecules are arranged randomnly. 1. fragments can be used to place suspect at the crime scene 2. fragments can be pieced together, glass can be individualized 3. They should be prepared to share their thoughts with the class. 2 List some of the characteristics of glass. Objectives At the end of this chapter you will be . questions within the text. KEY WORDS. Fractography, Physical Match, Glass. Thus, we are substantiating the individuality of glass and polymer fractures under closely controlled conditions. Plain glass will yield true radial and concentric fractures which are similar to the sketch above. C. Density – the ratio of the mass of an object to its volume, J. Radial fracture – a crack in the glass that extends outward like the. pattern. Google Images is revolutionary in the world of image search. With multiple settings you will always find the most relevant results. . Google Images is the worlds largest image search engine. fragments can be pieced together, glass can be individualized. Define 3R Rule. 3. 2. Radial cracks form right angles on the reverse side of force. 3 things glass fragments help with for forensic analysis. 1. compare fragments found on suspect with fragments found at the crime scene. fragments can be used to place suspect at the crime scene. C impacted first. Which impact occurred first, second, and third? Justify your answer in writing and by labeling the diagram using words like boundary and radial fracture. Examine the diagram of the glass fracture patterns below. Three different impacts resulted in the breaking of the glass. . and internal structureThe geometry of fractures their internal architecture and present-day state of stress control fluid flow in fractured rocks. Glass fracture patterns worksheet answers. 8 QuestionsShow answers Q. Which type of glass fractured this way in our lab? answer. Fracture patterns can tell direction and sequence of impact. Search for glass fracture patterns worksheet answer key with Ecosia and the ad revenue from your searches helps us green the desert . Ecosia is the search engine that plants trees. There won't be any radial or concentric fractures of glass wasn't broken before the heat fracture. What are glass fracture patterns? A reference piece of glass (about 1 square inch) should be taken. The fracture lines will be wavy, and the glass will most likely break toward the heat. Heat fractures are different from impact fractures. Based on the fracture lines, which impact. Explain your answer. a. On diagram B, label the primary and secondary fracture lines. b. Pane 1: A. Fracture Patterns in Glass When a projectile such as a bullet or stone hits a glass surface the impact causes changes, in the form of fractures, to occur within the glass. Additionally, sketch the region(s) of the pane that convinced you of your answer, and explain how you interpreted them You may complete the panes in any order! Sign, fax and printable from PC, iPad, tablet or mobile with pdfFiller ✓ Instantly. Fill Activity 14 1 Glass Fracture Patterns Answer Key, Edit online. Download scientific diagram | Radial and Concentric Fractures from publication: Analysis of glass fracture pattern made by″ ( mm) Caliber air rifle. . Search for glass fracture patterns worksheet answer key in the English version of Wikipedia. Wikipedia is a free online ecyclopedia and is the largest and most popular general reference work on the internet. 3. 1. Analyze glass fracture patterns and determine the order of the breaks in the glass. Distinguish the differences between fractures formed in tempered or safety glass and the fractures formed in window glass. 2. Use glass fracture patterns to explain how to sequence events that occurred to form the broken glass. Based on the fracture lines, which impact, A or B, occurred first? On diagram B, label the primary and secondary fracture lines. Based on the glass fracture patterns, can you determine if either of the two men is telling the truth or if both men are lying. a. Explain your answer. b. AB (a) Safety glass (b) Window glass. Explain your answer. Additionally, sketch the region(s) of the pane that convinced you of your answer, and. I can identify the features of a glass fracture pattern. dfs forensic chemistry and toxicology student activity sheet lesson name: section: class number: schedule: lesson title: glass fracture lesson objectives. . Detailed and new articles on glass fracture patterns worksheet answer key. Find the latest news from multiple sources from around the world all on Google News.
  • Heat fractures are different from impact fractures. The fracture lines will be wavy, and the glass will most likely break toward the heat. There won't be any radial or concentric fractures of glass wasn't broken before the heat fracture. A reference piece of glass (about 1 square inch) should be taken. What are glass fracture patterns?
    • Explain your answer using the terms tensionand compression. 3. Examine the diagrams below that show a side view of a window both before and after impact. Determine the point of impact and direction of force. Tempered glass is also known as safety glass. 2. Draw an arrow indicating the direction in which the force was applied to the window. 1. 7 Des Glass fractures are of paramount importance in shooting cases where firearm is used as it can provide significant information related to the. . Dailymotion is the best way to find, watch, and share the internet's most popular videos about glass fracture patterns worksheet answer key. Watch quality videos about glass fracture patterns worksheet answer key and share them online. *When a fast moving projectile, like a bullet or small rock, hits glass it often punches a hole. Glass Fracture Patterns – Holes From A Projectile. Draw an arrow indicating the direction in which the force was applied to the window. 3. 1. Determine the point of impact and direction of force. Examine the diagrams below that show a side view of a window both before and after impact. 2. Explain your answer using the terms tensionand compression. 2. Draw an arrow indicating the direction in which the force was applied to the window. 3. ACTIVITY GLASS FRACTURE PATTERNS Procedure: Examine the diagrams below that show a side view of a window both before and after impact. Determine the point of impact and direction of force. Explain your answer using the terms tension and compression. Analysis of Glass Evidence - Types of Glass, How To Determine The Density of Glass, & Analysis of Glass Fracture Patterns. • Broken glass analysis is forensically important to the reconstruction of events in a criminal act • Analysis can include: • The sequence of the fractures –order of events • The direction of the force which caused the fracture – did the break occur from the inside or outside • The identity (type) of a small piece of glass –soda. Take mass reading. Mass of water displaced = Volume of water displaced = Volume of piece of glass. Calculate density of the glass. a. 2. e. 3. d. Tare beaker with water. Measuring The Density Of A Small Piece of Glass 1. SUSPEND the glass in water. Mass the piece of glass. Find Volume of glass. b. c. Tie thread around glass.