Warm Up Objective: Scientists will describe forensic explosives and arson by analyzing the documentary. What is the topic? What will you be doing? Why.

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Warm Up Objective: Scientists will describe forensic explosives and arson by analyzing the documentary. What is the topic? What will you be doing? Why is this important? How will you know if you have done well?

Warm Up Objective: Scientists will describe forensic explosives and arson by analyzing the documentary. What is the topic? Forensic explosives and arson What will you be doing? Documentary analysis Why is this important? Evidence; future career choice How will you know if you have done well? Able to describe forensic explosives and arson; completed analysis

Documentary View the documentary Answer the analysis questions

12 Characteristics of Handwriting 1. Line Quality Do the letters flow or are they erratic and shaky? 2. Spacing Are the letters equally spaced or crowded? 3. Size consistency Is the ratio of height to width consistent? 4. Continuous Is the writing continuous or does the writer lift the pen? 5. Connecting Letters Are capitals and lowercase letters connected and continuous? 6. Letters Complete Are letters completely formed? Or, is a part of the letter missing? 7. Cursive and printed letters Are there printed letters, cursive letters, or both? 8. Pen Pressure Is pressure equal when applied to upward and downward strokes? 9. Slant Left, right, or variable? 10. Line Habits Is the text on the line, above the line, or below the line? 11. Fancy curls or loops Are there fancy curls? 12. Placement of crosses on t’s and dots on i’s Correct or misplaced? Are t’s crossed, crossed in the middle, toward top, or toward the bottom? Are the i’s dotted, dotted toward the right, left, or centered?

Types of Forgery Blind forgery – made without a model of the signature or the writing being forged Simulated – one made by copying a genuine signature Traced – one made by tracing a genuine signature