Daze 13- Faster Than Sound

Last updated about 4 years ago

4 questions

Daze 13- Faster Than Sound

Last updated about 4 years ago

4 questions

Have you ever heard a loud "boom" sound as an airplane flies overhead? What you heard was the sound of the __________ breaking the sound barrier. A sonic __________ is an explosive sound made when an __________ travels faster than the speed of __________. How does this work and what __________ a pilot named Chuck Yeager have to __________ with the sound barrier?

First, let's __________ to the airplane in the sky. As the __________ moves through the air, it pushes __________ molecules out of the way. This __________ process creates waves, which consist of __________ an uncompressed air. They spread out from the __________ in all directions. This process is __________ to the ripples that you make __________ you toss a pebble in a __________.

Imagine the airplane getting faster and __________, intil it surpasses the speed of __________. At this point, the air pressure __________ build up in front of the plane and __________, or squeeze together, to form shock __________. The process is easier to understand __________ you picture the waves that build up at the __________ of a fast-moving boat.

The __________ waves move away from the plane, toward the __________. You hear the boom because of a __________ in pressure when the shock wave __________ your eardrums. The larger the aircraft __________, the louder and stronger the shock __________ are.

What does Chuck Yeager have to __________ with this? Chuck was the first __________ to fly faster than the speed of __________. He was trained as a fighter __________ and later became a test pilot. He __________ selected for the flight becauses of his __________ flying skills, his calmness under pressure, and his __________ to recognize and handle aircraft problems during __________.

The plane in which he broke the sound __________ was designed for maximum speed and had a __________ engine. Because of its limited fuel, it __________ carried to a flying altitude in the __________ of another aircraft and dropped into the __________.

Years later Chuck trained U.S. military __________ candidates. He remained the top test __________ for the military for many years, __________ more than three hundred new types of __________. He had some closse calls, including __________ control of one airplane that spun, __________, and flipped for fifty seconds before Chuck __________ land it safely. On another flight, he __________ out of a plane and was __________ when the plane exploded.

Chuck is __________ of the most decorated pilots of __________ time. He has received the two __________ honors that can be given to __________ person in the United States: the Congressional Medal of Honor and the Presidential Medal of Freedom. __________ years after he made his historic __________, Chuck made his last flight as a __________ test pilot. He flew and F-15 __________, and, yes, he broke the sound __________.