• What makes a tornado explode a house?
• What makes a tornado explode a house?
• What makes a hurricane take off a roof?
• What makes a hurricane take off a roof?
• What makes a strong wind blow an umbrella inside-out?
• What makes a shower curtain blow toward you?
• What makes a sheet of plyboard or a mattress fly off a pickup truck?
• What makes the smoke go up the chimney?
• What makes an airplane fly?
The Bernoulli Principle
• The pressure exerted by a moving stream of fluid is less than the pressure of the surrounding fluid.