Study

Air Pressure

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  • Where do we place the ping pong ball?
    In the air stream
  • What happens to the ping pong ball in the air stream?
    It floats
  • What is the Bernoulli Effect?
    When fast air pushes less
  • What tool do we use in this experiment?
    A hair dryer
  • Why doesn’t the ball fall?
    Because the air pushes it up
  • Air moves faster through honey than through water.
    False
  • The Bernoulli Effect only works with balloons.
    False
  • A ping pong ball is too heavy to float in the air.
    False
  • What does the hair dryer blow out?
    Air
  • What happens if you move the hair dryer a little?
    The ball still floats
  • When we turn off the hair dryer
    True
    the ball falls.
  • We use a hair dryer to make the ball float.
    True
  • What does the word float mean?
    To stay in the air or water
  • Which part of the air has low pressure?
    Fast-moving air
  • Fast air goes around the ball and keeps it up.
    True
  • The Bernoulli Effect says fast air has high pressure.
    False
  • What does air pressure mean?
    Air pushing on things
  • The ball falls right away when placed in the air stream.
    False
  • Air pressure means air is pushing on things.
    True
  • The ball floats because water pushes it up.
    False