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  1. A hovercraft is a vehicle that glides over a smooth surface by hovering upon an air cushion. Because of this, a hovercraft is also called an Air-Cushion Vehicle, or ACV.

  2. A hovercraft is a vehicle that glides over a smooth surface by hovering upon an air cushion. Since a hovercraft can travel on top of flat land or water, it is an amphibious vehicle. In this activity, you will get to build your own mini hovercraft using a CD or DVD, a pop-top lid from a plastic bottle, some glue, and a balloon.

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  3. Aug 2, 2012 · Introduction. Have you ever ridden on a hovercraft? It is like gliding on a cushion of air! In fact, that's exactly what you're doing—a hovercraft is a vehicle that glides over a smooth surface on...

    • The Importance of Drag. In the How Far Will It Fly? Build & Test Paper Planes with Different Drag project, students experiment with the design of a paper airplane to increase the drag force acting on the plane and see how drag relates to how far the plane flies.
    • Why Winglets? Wings generate lift by creating areas of low and high pressure above and below the wing. Where these areas meet, wing tip vortices (miniature tornadoes) are formed.
    • A Catapult Assist. In the Into the Wild Blue Yonder: The Science of Launching an Airplane by Catapult project, students explore how a plane takes off and use a model plane and launcher to investigate how catapult-assisted takeoff is used when a long runway isn't available (on a ship, for example).
    • Kite Design. In the How Far Will It Fly? Build & Test Paper Planes with Different Drag project, students explore the forces that act upon a kite in flight.
  4. Air resistance is a force that acts in the opposite direction to a moving object. Air resistance can be helpful and unhelpful in different real-life situations. Scientists control variables when planning fair tests to investigate air resistance.

  5. Oct 11, 2024 · The Short Answer: How do you do a science fair project? Your science fair project may do one of three things: test an idea (hypothesis), answer a question, and/or show how nature works. Ask a parent, teacher, or other adult to help you research the topic and find out how to do a science fair project about it. Test, answer, or show?

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  7. Air resistance, water resistance and friction are forces impacting on how we move in our daily lives. Let's explore how they do this and how we use these forces to our advantage. Key Facts

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