The bouncy castle hadn't even been blown up yet.
After all this excitement the children can enjoy a bouncy castle and entertainment from the juggling society in the college.
Manufacturers advise against keeping a bouncy castle inflated if wind is above 20 or 25 mph, and it's not hard to see why.
Any force larger than 75 pounds -- 20 percent the force of the wind -- could push the bouncy castle around.
That's enough to make any untethered bouncy castle take flight.
No one has calculated mu between a bouncy castle and grass, but it's probably about 0.3, which is a fairly typical value across many different pairs of materials.
Parties with bouncy castles are parties kids want to attend, but those air-filled playhouses have an unfortunate habit of taking flight.
This is how planes and bouncy castles alike can take flight.
Bouncy castles are, well, bouncy.
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