Questions and Answers
What is the main reason for increasing the volume of the air displaced?
To produce bigger buoyant force
How does using synthetic nylon benefit a balloon?
It provides air-proof properties to the material
According to Bernoulli's principle, what happens to pressure when the speed of a fluid is high?
Pressure decreases
What is the relationship between speed and pressure in Bernoulli's principle?
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How do higher speed and lower pressure affect the distance between ping-pong balls?
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What happens to water levels in vertical tubes P, Q, and R according to the information provided?
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In Skill 1 - Understanding, what shape of cross-section is shown on Diagram 3 of an aeroplane wing?
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