wh 6thgrade science Word Scramble
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Question | Answer |
wat was Wilbur and Orville Wright's goal? | to fly a plane heavier than air |
WHERE did they test their odd vehichle? | Kitty Hawk, NC |
Wat did they study to f their idea? | they studied the flight of birds |
how long did their 1st flight last? | 12 seconds |
wat year did the bros. fly? | 1903 |
wat was the name of their 1st plane? | the Flyer 1 |
____________ was a swiss scientist | Bernoulli |
State Bernoulli's principle: | "the pressure exerted by a moving stream of fluid is less than the pressure of the surrounding fluid |
bernoulli found out that the faster a fluid moves the _______________ the fluid exerts | less pressure |
Moving water exerts ______________ than still air | less pressure |
Why does a shower curtain move inward while water is on? | because the stream of moving water inside the curtain drags air with it |
a _________ keeps a racecar on the ground | spoiler |
What r u doin' when u squeeze the bulb of an atomizer? | you r causing the air to move quickly past the top of the tube |
________= an upward force | lift |
True or False: A bird's wing is shaped like a plane's wing? | TRUE |
the upward force caused by the pressure on the top side of the wing being lower than the pressure on the bottom side of the wingis called ___________? | lift |
the air friction on the wing as it moves through the air? | drag |
A/an ___________ is a shaped surface designed to provide lift? | airfoil |
True or False: An airfoil with a more sharply curved upper surface creates less lift? | FALSE: it creates more lift! |
True or False: the more curve the more lift? | True |
________________ states that the pressure exerted by a moving stream of fluid is less than the pressure of the surrounding fluid? | Bernoulli's principle |
Created by:
claytonlowder
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