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FORCE AND MOTION

FORCE AND MOTION. Force and Motion What is a simple machine?. A simple machine is a tool that has few moving parts. Examples of simple machines are screws and screwdrivers.

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FORCE AND MOTION

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  1. FORCE AND MOTION

  2. Force and MotionWhat is a simple machine? • A simple machine is a tool that has few moving parts. • Examples of simple machines are screws and screwdrivers. Cade

  3. Force and MotionWhat is a gravity? • Gravity is an invisible force. • Gravity pulls things down to the ground. Cade

  4. SOUND

  5. SoundWhat is sound? • Vibrations cause sound. • When you sing, part of your throat vibrates. Cameryn

  6. SoundHow Does Sound Travel? • Sound can move though gases, liquids, and solids. • Sound travels faster through liquids than through gases. Cameryn

  7. SoundHow do some animals make sound? • A cricket makes sound by rubbing its wings together. The wings vibrate and make a sound. • A lobster makes sound by rubbing its antenna on the side of its head. The antenna vibrates and a sound is made. Olivia

  8. SoundWhat is pitch and how can you get different pitches? • Pitch means how high or low a sound is. • Things that vibrate fast have a high pitch. • Things that vibrate slowly have a low pitch. Olivia

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