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Sunday, 6 January 2013

make your own water Feeder for wild birds


make your own waterFeeder for wild birds: Drilling in bottle cap

make your own water Feeder for wild birds: Tools and material

make your own water Feeder for wild birds: First drill in plate

make your own water Feeder for wild birds: Bottle cap and plate

attach bolt with cap

bolt with cap and rubber washer

attach the cap inside the plate

close bottle cap

drill in both cap and bottle

Drilling

drilling



drill near bottle neck

cut 2 inch plastic pipe

put plastic pipe inside the bottle hole

pipe inside the bottle

fill the bottle with water and close with cap




water Feeder for wild birds Completed

Hasan hanging the water Feeder for wild birds


waiting birds

Source : http://paksc.org/pk/diy-projects/item/1047-diy-water-feeder-for-wild-bird-from-pet-bottle.html

Wednesday, 2 January 2013

Aerodynamics/ Hydrodynamics Science fair projects list

  Aerodynamics/ Hydrodynamics Science fair projects list

Level Junior

  1.     What Fin Shape Causes a Model Rocket to Reach the Highest Altitude?
  2. Honorable Mention
  3.     Wave Hello to Blue-Green Energy: The Effect of Blowhole Cavern Depth on Water Ejection from a Simulated Oceanic Blowhole
  4.     The Sky's the Limit: How Do Fin Configurations Affect a Rocket's Altitude
  5.     Can the Wind Really Work for You?
  6.     Rocking the Boat
  7.     The Effect of Increasing a Hole's Diameter on a Flying Disc
  8.     An Improvement on the VAWT Wind Turbine
  9.     Spare the Environment, Spoiler the Car: The Effect of Rear Spoilers on Drag and Lift
  10.     How Does Pressure Affect the Bottle Rocket's Flight?
  11.     School: Sacred Heart Parish School, Hollister, San Benito County
  12.     School: Fairmont Private Schools - Anaheim Hills, Anaheim Hills, Orange County
  13.     Long Live Wind Energy
  14.     Making Waves: How Water Depth Affects Tsunami Wave Speed
  15.     Baffling Baffles: Culvert Design for Fish Passage
  16.     Air Resistance: What a Drag! Does the Shape of a Car Affect the Amount of Air Resistance?
  17.     Reducing Drag of Metal Objects through Water Using the Leidenfrost Effect
  18.     A Comparison of Viscosities of Different Biofuels at Various Temperatures
  19.     How Do Flaps Affect Wing Lift? An Experiment on Aircraft Stall Speeds
  20.     Lift Off: Testing Airfoils
  21.     Parachute Drop
  22.     When Air Masses Collide
  23.     Change Is in the Wind: A Study of How the Design of a Wind Turbine's Blades Can Affect the Electrical
  24.     Ducted Propeller Efficiency