a garbig bag with a stick under it
a windsock from japan
Generally windsock do narrow towards the free end
So the wind passed through and moves the windsock in the direction the wind is blowing.
Wings for Roger Windsock - 1947 was released on: USA: 1947
a Chinese windsock
At airports.
it was invented in 1432
Windsocks are often used at airports to indicate the direction and strength of the wind.A standard windsock has white and orange stripes
It shows wind direction.
a windsleeve, a windcone
No
it shows how hard the wind is blowing