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MITCHELL
AEROSPACE EXAM
LATEST
What was the significant purpose for the creation of the Ansari X-Prize?
- ANSWERS-to encourage private/commercial spaceflight During a fall or spring equinox, what area of Earth receives the most direct sunlight? - ANSWERS-Closest to the equator What started the "race for space" between the US and the USSR? - ANSWERS-Launch of Sputnik 1 How does Bernoulli's principle affect the design of airplane wings? - ANSWERS-The wings are designed to make airflow go faster over the top. What propellants were used in the first liquid-propellant rocket? - ANSWERS-gasoline and liquid oxygen Who discovered the relationship between pressure and fluids in motion that became the cornerstone of the theory of airfoil lift? - ANSWERS- Daniel Bernoulli END OF PAGE
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MITCHELL
AEROSPACE EXAM
LATEST
In the 17th century, who laid the scientific foundations for modern rocketry with laws of motion? - ANSWERS-Isaac Newton Which of the following best explains why airplanes take off into the wind? - ANSWERS-The wind gives the plane more lift. What was the duration of the last and longest manned mission to Skylab? - ANSWERS-84 days Which of Newton's laws of motion helps explain how an aircraft is lifted against the force of gravity? - ANSWERS-Newton's First Law Which satellite gave us our first photograph of Earth from space? - ANSWERS-Explorer 6 In addition to the speed at which an orbiting object is traveling, what affects the shape of an orbit? - ANSWERS-Gravity
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MITCHELL
AEROSPACE EXAM
LATEST
Which of the following occurred in the Gemini Program? - ANSWERS- The first spacewalk Which of the following is true regarding the series of panels that are sown together to make a hot air balloon? - ANSWERS-Dacron can withstand higher temperatures; Nylon is lighter and stronger What is the Schweizer TG-4A? - ANSWERS-Sailplane How many miles is 1 AU? - ANSWERS-About 93 million miles Which of the following parts of a satellite system includes the customers? - ANSWERS-People Together, three of the following cockpit gauges take measurements of air pressure against the pitot tube. Which gauge does NOT take measurements based on air pressure? - ANSWERS-Heading Indicator
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MITCHELL
AEROSPACE EXAM
LATEST
The first navigational satellite, , was developed to provide Polaris missile submarines with the ability to fix accurate positions. - ANSWERS-Transit What tool do astronomers use to show the magnitude and temperature of stars and to see the relationships among the stars? - ANSWERS- Hertzsprung Russell diagram How thick is the entire ring system of Saturn? - ANSWERS-One mile A heading indicator is also known as a... - ANSWERS-Directional Gyro Which of the following is NOT true regarding microbursts? - ANSWERS-Microbursts usually occur gradually, thus allowing a pilot time to react Which of the following provides energy that caused our atmosphere to move both horizontally and vertically? - ANSWERS-The Sun
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MITCHELL
AEROSPACE EXAM
LATEST
Who was the first American to orbit the Earth? - ANSWERS-John Glenn In July of 2008, which NASA spacecraft confirmed water on Mars? - ANSWERS-Phoenix Lander What is the most widely accepted altitude where space begins? - ANSWERS-62 miles What altitude does NASA say space begins? - ANSWERS- 76 miles Which of the following pairs are NOT examples of NASA spinoffs? - ANSWERS-Tang; Velcro What term is described as a giant dirty snowball composed of frozen gases, water, dust, and icy lumps that sheds itself as it moves, leaving a long tail? - ANSWERS-Comet
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MITCHELL
AEROSPACE EXAM
LATEST
Which of Jupiter's moons is described as "a giant pizza covered with melted cheese and splotches of tomato and ripe olives"? - ANSWERS-Io How many Jupiters could fit inside the sun? - ANSWERS- 915 The four cycles of a four cycle engine are intake, , ignition/power, and exhaust. - ANSWERS-Compression Who is known as the "Father or Modern Astronautics"? - ANSWERS- Konstantin Tsiolkovsky Who was the first female commander of a Space Shuttle? - ANSWERS- Eileen Collins What does Newton's third law of motion state? - ANSWERS-For every action, there is an equal and opposite reaction
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MITCHELL
AEROSPACE EXAM
LATEST
Which of the following is NOT true regarding cumulus clouds? - ANSWERS-They are high in the sky A nautical mile is longer that a statute mile and is equal to how many feet? - ANSWERS-6,076 feet What is a star? - ANSWERS-A large body of burning hot gases In which of the American space programs did American men walk on the moon? - ANSWERS-Apollo Program What does the planet Uranus have 42 years of daylight followed by 42 years of night? - ANSWERS-Because it is tilted 60 degrees on its axis What is the name of the company that won the Ansari X-Prize - ANSWERS-Scaled Composites
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MITCHELL
AEROSPACE EXAM
LATEST
While GPS has many uses, it was primarily developed for which of the following purposes? - ANSWERS-To enhance the effectiveness of US and allied military forces How long does it take for Neptune to complete an orbit - ANSWERS- 165 years What is the standard pressure? - ANSWERS-29.92 inches of mercury What term is defined as the tendency of an object at rest to stay at rest and an object in motion to stay in motion? - ANSWERS-Inertia What rocket was used to launch Gemini missions in 1965 and 1966 - ANSWERS-Titan II What was the European Space Agency's "short-term" space station called that conducted experiments from inside the payload bay of a Space Shuttle? - ANSWERS-STS- 78
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MITCHELL
AEROSPACE EXAM
LATEST
What was the name of Alan Shepard's Mercury space capsule? - ANSWERS-Freedom 7 Which of the following is a reciprocating engine? - ANSWERS-Internal Combustion Engine What rocket was used to launch Skylab into space? - ANSWERS-Titan II What was the first weather satellite? What was its name? - ANSWERS- 1960; TIROS I What was the first communication satellite? What was its name? - ANSWERS-1962; TELSTAR When was the first satellite sent into space? What was its name? - ANSWERS-1957; Sputnik I
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MITCHELL
AEROSPACE EXAM
LATEST
In what year was the first US satellite successfully launched into orbit around the Earth? What was its name? - ANSWERS-1958; Explorer I Which of the following was NOT part of the criteria to win the Ansari X-Prize? - ANSWERS-The project had a budget limit of two million dollars Most asteroids travel in orbit between which two planets? - ANSWERS- Mars and Jupiter Which of the following was NOT a rocket launch vehicle workhorse for America's early space program? - ANSWERS-Vanguard In the 1920s, the writings of Hermann Oberth, a German rocket pioneer, helped inspire the formation of what? - ANSWERS-Rocket societies Who developed a technique called spin stabilization? - ANSWERS- William Hale
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MITCHELL
AEROSPACE EXAM
LATEST
Which of the following terms indicates space that is located between the Earth and Moon? - ANSWERS-Cislunar space What term is defined as the rate of change in velocity with respect to time? - ANSWERS-Acceleration Who was the first female in space? - ANSWERS-Valentina Tershkova How did Roger Bacon's improvement in the forms of gunpowder in England affect rockets? - ANSWERS-It increased the range of the rocket Which of the following is true of the International Space Station? - ANSWERS-All of these answers are correct What rocket was developed solely to send humans to the moon? - ANSWERS-Saturn V
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MITCHELL
AEROSPACE EXAM
LATEST
In order to stay in orbit around the Earth, an object must be at an altitude of at least how many miles? - ANSWERS- 80 - 90 miles Why is Venus referred to as the Evening Star? - ANSWERS-It is the brightest planet that can be seen from Earth Which of the following is an example of payload? - ANSWERS-All of these answers are correct What is a cloud of gas and dust where stars may be forming? - ANSWERS-Nebula Just before takeoff, the pilot sets the to the local air pressure. - ANSWERS-Altimeter What term simply refers to a chamber enclosing a gas under pressure? - ANSWERS-Rocket
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MITCHELL
AEROSPACE EXAM
LATEST
Which of the following is NOT true regarding how warmer temperatures affect takeoff? - ANSWERS-Warmer temperatures affect the direction of takeoffs What term is defined as the amount of push used to get a rocket traveling upwards? - ANSWERS-Thrust What does the aileron control? - ANSWERS-Roll Which term is defined as an enormous collection of stars arranged in a particular shape? - ANSWERS-Galaxy Which of the following is NOT true regarding liquid propellant? - ANSWERS-Liquid propellant was used about 700 years prior to solid propellant After you touch a hot pan, heat is transferred from the pan to your hand. This is an example of what method of heat transfer? - ANSWERS- Conduction
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MITCHELL
AEROSPACE EXAM
LATEST
What is the dominant force affecting the motion of a satellite in an Earth orbit? - ANSWERS-The Earth's gravity What classification of stars has the highest temperature? - ANSWERS-O How does an increase in the angle of attack (that would not result in a stall) affect lift? - ANSWERS-It increases lift How does the Moon's diameter compare to Earth's diameter? - ANSWERS-The Moon's diameter is about 1/4 the size of the Earth's diameter. How long did America's first manned space flight last? - ANSWERS- 15 minutes What is the goal of NASA? - ANSWERS-Peaceful exploration of space for the benefit of all humankind
