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  1. 1. Science Starter : February 7, 2012 <ul><li>What happens when the slinky is moved up and down while stretched out? </li></ul><ul><li>What happens to the slinky when you move it faster? </li></ul><ul><li>List at least three other observations about the way the slinky moves. </li></ul>Copy the questions. Leave at least 3 lines after each question.
  2. 2. Waves Transfer Energy Pages 9-14 (section C)
  3. 3. What is a WAVE? <ul><li>Wave- a disturbance that transfers energy from one place to another </li></ul>
  4. 4. Ocean Waves <ul><li>The water moves up and down- a motion known as a disturbance. </li></ul><ul><li>It is the disturbance that travels in a wave, transferring energy. </li></ul>
  5. 5. Forces and Waves <ul><li>Force is required to change the motion of an object. </li></ul><ul><li>Forces can start as a disturbance sending waves through a substance </li></ul><ul><li>Examples of waves </li></ul>
  6. 6. <ul><li>Medium- any substance that a waves moves though . </li></ul><ul><ul><li>Example water is a medium for an ocean wave </li></ul></ul><ul><li>Mechanical Waves- waves that transfer energy through matter. </li></ul>
  7. 7. Transverse Waves <ul><li>Transverse waves- the direction in which the wave travels is perpendicular, or a right angles to the disturbance. </li></ul>
  8. 8. Longitudinal Waves <ul><li>Longitudinal Waves- the waves travels in the same direction as the disturbance </li></ul>