Why do helium balloons float in air? The air below the balloon moves upward, causing the balloon to rise. O The buoyant force exerted by the surrounding air onto the balloon is greater than its weight.
Why do helium balloons float in air? The air below the balloon moves upward, causing the balloon to rise. O The buoyant force exerted by the surrounding air onto the balloon is greater than its weight.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:Why do helium balloons floạt in air?
The air below the balloon moves upward, causing
the balloon to rise.
O The buoyant force exerted by the surrounding air
onto the balloon is greater than its weight.
The helium inside the balloon escapes, causing it
to float.
The pressure below the balloon is greater than
the pressure above the balloon, causing it to rise.
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