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Test 1 Review

Test 1 Review. Grab a snack and then pull out your yellow review sheet. We’ll start at 7:15am. Test Format. 16 questions Fill in the blank Free response Multiple choice Graph Station format -answer 2-3 ?’s, t hen rotate to next table. Key Vocab words. Dependent variable

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Test 1 Review

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  1. Test 1 Review Grab a snack and then pull out your yellow review sheet. We’ll start at 7:15am

  2. Test Format • 16 questions • Fill in the blank • Free response • Multiple choice • Graph Station format -answer 2-3 ?’s, then rotate to next table

  3. Key Vocab words • Dependent variable • Independent variable • Mass • Volume • Property • Change • Physical • Chemical • Physicalproperty • Physicalchange • Chemicalproperty • Chemicalchange • States of matter • Solid • Liquid • Gas

  4. Variables • Dependent Variable what you observe / measure • Independent Variable  what influences what you observe (DV) • “The dependent variable depends on the independent variable”

  5. Examples • Penny Lab DV – mass of the penny IV – year/metal composition • Spaghetti Towers DV – height of tower IV – design/structure • Paper Towel DV – drops of water IV – Brand

  6. Measuring • Mass = Matter • Measured by = scale or balance • Units in = g, mg, kg • Volume = Space • Measured by = graduated cylinder, ruler, water displaced • Units in = mL, cm3 • Length = long • Measured by = ruler • Units in = meters • Temperature = heat • Measured by = thermometer • Units in = Celsius

  7. States of Matter states of matter - atoms

  8. Property: Describes, explains Ability What it could/can do Adjective Change: Actually changes Verb

  9. Property or Change? • Boiling point of a chemical • 2 different liquids mix  bubbles • Food coloring in water • Burning an egg • It has a yellow color • It produced a smell • It melted Property Change Change Change Property Change Property

  10. Physical: Phase Size Shape Color • Chemical Fire Reacts Rusts 5 evidences (Osos Can Produce Grande Turds)

  11. PP: DESCRIBES – phase, size, shape, color, what it COULD do or has ABILITY to do • CP: DESCRIBES – ABILITY to CHANGE atoms • PC: CHANGES – phase, size, shape, color, appearance • CC: CHANGES – new substance, use 5 evidences

  12. PC or CC • Tearing paper • Burning paper • Breaking wood • Campfire • Mixing kool aid • Cooking a cake Physical change Chemical change Physical change Chemical change Physical change Chemical change

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