Can you understand from the movement of the snake if the air is moving upwards or downwards?
Can you understand from the movement of the snake if the air is moving upwards or downwards?
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Yes, the direction of the air can be easily understood by observing the movement of the snake. If the snake moves in the direction of the clock it shows that the air is moving upwards. When the snake moves in the opposite direction this shows that the air is moving downwards.
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