When you invert the water bottle then plain water of the bottle starts to flow out from drainage straw due to gravity and air pressure decreases inside the bottle.
Water bottle fountain explanation.
Water creeps up the straw and when it reaches the top forms a nifty and surprisingly powerful little fountain inside the bottle.
When you place the inflated balloon on top of the bottle the air pressure on top of the bottle becomes higher.
Water fountain also acts as the air purifier to keep your outdoor fresh feel fresh all the time.
The water will stay inside.
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The air inside a balloon is under pressure as it is squeezed by the rubber.
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Hero s fountain is a machine or apparatus which produces a jet of water the fountain and is powered by compressed air.
Best leak proof water fountain for small cats dogs antibacterial safe black 12oz model number.
Birds will also love to drink some water from your fountain and take a short bath on it so you also help them to live happily.
Make non stop heron s fountain with plastic bottle.
How to make a three bottle heron s fountain for this experiment i used 3 empty bottles 7 straws hot glue gun drilling machine pen ink and some water.
Science behind this science project.
Mineral water water containing not less than 250 ppm total dissolved solids that originates from a geologically and physically protected underground water source.
Basically it s powered by water going from the middle to bottom bottle and once the pressure it too low it stops.
It was invented by hero or heron a first century engineer and mathematician from alexandria.
The flow is slow to begin but increases rapidly as the cold water cools the glass down.
That pushes down on the water in the bottle pushing it through the straw and making the fountain stronger.
Pets first portable pet travel dog on the go cat water bottle.
When the fountain stops you can lift the bottle out of the bowl.