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linear angular velocity

Things that Turn - Examples. tire on a car or bike. buckets on a waterwheel. teeth on a gear. can on a kitchen cabinet lazy susan. propeller on an airplane. horse on a Merry-Go-Round. fins on a fan or a windmill. earth on its axis. Linear

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linear angular velocity

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    1. Linear & Angular Velocity Things that turn have both a linear velocity and an angular velocity.

    3. Linear & Angular Velocity - Examples

    4. Things that Turn - Examples lock on your locker hands on a clock roller brush on a vacuum cleaner tops & gyroscopes & dradle motor crankshaft blades in a blender rolly-polly bug roller skate wheels Carnival rides: tilt-a-whirl, scrambler, etc. weather vane washing machine agitator

    5. Things That Turn propeller on a beanie mobile above a baby’s bed bit in a drill revolving door boomerang guinea pig wheel weather vane hula-hoop spinner in a table game Frisbee crank handle on a door handle knobs on a radio or television set

    6. Things That Turn Crank on an Ice Cream Freezer Blades in a garbage disposal Gears on a can opener CD in a CD player Weed eater Yo-Yo Screw on Cap on a pop-bottle

    7. Things That Turn Ball in a computer mouse Steering Wheel Basketball, baseball,football, etc Hammer Throw Sling (David & Goliath) Electric Mixer Wheel of Fortune Price is Right Wheel

    8. Things that have Linear & Angular Velocity Dog chasing his/her tail Astronaut’s Trainer for G-Force Electric Toothbrush/Hygienist’s Polisher Pottery Wheel Spinning Rims on a Car Food Processor Pizza Cutter Spin-the-Bottle

    9. Things That Turn Hurricanes, Tornados, Typhoons, etc. Water in a Whirlpool Spa or Jets in a Hot Tub Doorknobs Tiller (garden or farm) Globe Dancer’s pirouette turn or skater’s turn Seat on a chair or barstool Paper towel roller

    10. Things that have linear & angular velocity Pinwheel Pencil sharpener Lint roller Faucet handle Old time telephone dial Spit for a Hog Roast Hips of Hawaiian dancers Water in a flushing toilet Spiles on a Chain Saw

    11. Things that Turn Kids in Ring Around the Rosie Kids in Duck-Duck-Goose Skipit Jump-Rope Rowers arms rowing a boat Lasso Juicer Knobs (on binoculars) Pistol chamber

    12. Things That Turn Combine Auger/Rotor Kids around a Maypole Maps or Projector Screen around a roller Electrons around a Nucleus Conveyor Belt & Sack Holder at Grocery Scotch tape in a dispenser Tetherball Rolling Pin Fingers on an IPod

    13. Things That Turn Electric Razor Blades Bullet from a Gun Concessions: Hot Dog/Pretzel Turner Agitator in a Popcorn Kettle Roller for Highway Construction Flywheel Reel from a Rod-n-Reel Fishing Pole PTO on a tractor

    14. Things That Turn Anonometer Doppler Radar detector Siren/Light on a police car Conveyor belt Compass Hoosier Lottery wheel Loop on a Roller Coaster Shadow on a Sundial Crocodile’s prey before eating

    15. Arrow from a Bow Whirligigs Cooling Fan from a Computer/X-Box Trackball on a Mouse/Blackberry Cheerleader Fulldown (full twist cradle) English on a Pool Ball Fat Kid rolling down a Hill Snucker (spinning sucker candy)

    16. Things that Turn Air Currents from a moving Truck Fireworks (Jumping Jacks) Transparency Roller - Overhead Projector Winch Roullette Wheel Disco Ball Dizzy Bat Ball & Socket Joint on the Human Body

    17. Things that Turn Spool of Thread Belt on an Engine Screwdriver Take-up Block/ Head Block Linda Blair’s head in the Exorcist Rifle Barrel Track Runner Key Lock Mechanism Owl/Duck Head

    18. Things that Turn Satellites Helicopter Rotor Blades Diver (swimmer diving off board) Tumbleweed Car Wash Sprayer Stirring Coffee Chinese Plates Centrifuge ( Thanks, Hilary Burkhardt ) New Year’s Eve Party Noisemaker

    19. Linear & Angular Velocity

    20. Things that Turn Lathe Break-Dancer Cement Mixer Lights in a Lighthouse

    21. Linear & Angular Velocity

    22. Linear & Angular Velocity Find the angular velocity in R.P.M. of a microwave turntable if it turns through an angle of 36° each second.

    23. Linear & Angular Velocity The cable lifting a garage door turns around a pulley at a rate of 20 cm per second. How long will it take to lift the door 2.2 meters?

    24. Linear & Angular Velocity Find Joe’s linear velocity (in feet per min) on a Ferris Wheel turning 4 R.P.M. with a radius of 30 feet.

    25. 5 Formulas to KNOW/MEMORIZE:

    26. Variables: s, r, ?, A, v, t, ? Arc Length: s = r ? Area: A = ˝ ? r2 Def: Linear Velocity: v = s / t Def: Angular Velocity: ? = ? / t Relationship of v & ?: v = r ? ? must be in RADIANS/time! Use RADIANS

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