Earhart Aerospace Practice Exam

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• What is the name of the time when the Sun's direct rays strike the equator, resulting in day and night of equal length?
• Who was the first American in space?
• Which planet could hold about 60 Earths within it?
• During which battle were Congreve rockets famously used?
• Altitude in aviation is expressed in relation to what?
• What does space lack that is commonly found on Earth?
• What type of aircraft uses wings to stay aloft?
• What event marked the beginning of the Chinese's use of rockets in warfare?
• What physical principle is represented by the formula f = ma?
• What is the term for the average rate at which temperature decreases with an increase in altitude?
• What characteristic of an airfoil contributes to its lift?
• Which planet is known for having 11 rings and a long revolution period?
• What is primarily responsible for the changes in the direction of winds, including the Jet Stream?
• Which American astronaut was notably the first to orbit Earth?
• What is a characteristic of a star as opposed to planets and moons?
• What was used by Germany during World War II as a weapon against London?
• What is the purpose of a burner in a hot air balloon?
• What innovation is Roger Bacon known for in rocketry?
• What did the International Astronomical Union (IAU) decide about Pluto in 2006?
• How many moons does Saturn have that have been named?
• What is the role of the airframe in a rocket?
• Which component is vital for carrying passengers and cargo in a hot air balloon?
• Which of the following is NOT a function of lift?
• What does acceleration refer to in the context of rocketry?
• What role does the Ionosphere play in the atmosphere?
• What describes outer space?
• What part of the hot air balloon is referred to as the 'crown'?
• What does the term stability refer to in the context of aviation?
• How long does it take for Venus to rotate on its axis?
• What is the camber of an airfoil?
• What type of stabilization technique did William Hale innovate for rockets?
• In space, what happens to gravitational interaction?
• What term describes flying faster than the speed of sound?
• What is the primary cause of the formation of global winds?
• What term is used to describe a state of standing still or without motion?
• What type of winds are the Trade Winds?
• What can potentially be harmed by solar flares?
• What is the composition of Earth's atmosphere in terms of nitrogen percentage?
• What is the primary focus of aviation?
• Which Greek is recognized for building a flying wooden pigeon around 400 BC?
• What is one implication of the near absence of gravitational forces in space?
• Who is known as the "Father of Modern Rocketry"?
• What happens during a total lunar eclipse?
• What is defined as the point at which all molecules no longer move or have the least amount of energy?
• At what temperature do molecules generally exist in the darkness of outer space?
• Which of these best describes a rocket in its simplest form?
• What kind of gas is generally used to achieve lift in a hot air balloon?
• What occurs during hydrogen fusion in a star?
• What significant flight did Robert Goddard achieve in 1926?
• Which spacecraft was launched to study Mercury?
• What is the term for the global area characterized by calm winds?
• Which layer of the atmosphere does the Jet Stream occur in?
• What unique feature will the Bloodhound SSC include to assist with its speed?
• What propulsion method did Hero develop for rockets?
• What did Konstantin Tsiolkovsky propose for rockets in 1903?
• What was the initial ticket price to become a passenger in a space flight?
• Who created the first successful, manned hot air balloon?
• What distinguishes low mass stars from high mass stars?
• What does the prefix "micro" signify?
• Which of the following describes the three main shapes of galaxies?
• Which program is associated with an effort to reclaim the land speed record for North America?
• During aircraft flight, what is the primary effect of upwash?
• Which system among the major components of a rocket is responsible for navigation?
• What is the main purpose of the guidance system in a rocket?
• What unit is commonly used to measure distance in space?
• Who was the driver of the Thrust SSC during its land speed record attempt?
• Which force is associated with the Earth's rotation and deflects a freely moving object to the right in the Northern Hemisphere?
• Who discovered the first asteroid and when?
• Which classification includes ultralights, gliders, and airplanes?
• Which organization was created to formalize the United States' space program?
• What does "relative wind" refer to in aviation?
• What is the definition of a light year?
• What role did the Space Transportation System (STS) serve?
• Which of the following is not considered an aircraft?
• How far is the Sun from the Earth in astronomical units?
• What is created behind the wingtip as a result of air movement from high to low pressure?
• Which factor significantly affects the performance of an airfoil?
• What is the function of the gondola in a hot air balloon?
• What instrument is used to provide the height of a balloon above sea level?
• What is an asteroid defined as?
• What natural force is responsible for pulling objects toward the Earth?
• What happens to the core of a supernova with less than three times the mass of the sun?
• What is typically associated with the production of downwash?
• Approximately how many stars are estimated to be in the Milky Way Galaxy?
• What is the term for the downward movement of air behind a wing during flight?
• Which discovery was a major milestone in rocketry due to the work of both the US and the Soviet Union?
• What atmospheric condition is primarily associated with the Doldrums?
• What does the term 'propulsion' encompass in rocketry?
• What physical principle allows hot air balloons to rise in the atmosphere?
• What is the typical composition of bright nebulae?
• Which planet rotates on its side and has a unique axial tilt?
• What is the front part of an airfoil called?
• What type of fuel is commonly used in hot air balloon burners?
• What is one of the main characteristics of the Tropical regions regarding winds?
• What is the purpose of Spaceship Two?
• What are the two main types of terrains found on the Moon?
• Which rock is most commonly found in the highlands of the Moon?
• How often does Halley's Comet appear?
• What is a protostar?
• What part of an airfoil is located at the back?
• What significant role did Hermann Oberth have in rocketry?
• What is the primary component of Venus's atmosphere?
• What is a meteoroid?
• What is the role of astronomers?
• Which term describes the lateral transfer of heat in the atmosphere?
• What does glide ratio represent in aviation?
• What does the term 'payload' refer to in rocketry?
• Aerospace can best be described as involving what type of fields?
• What is the primary function of the control system in a rocket?
• What upward force opposes gravity and supports the weight of an aircraft?
• Which phenomenon leads to the creation of unstable air during thunderstorms?
• What classification letter corresponds to the hottest stars?
• What is the primary source of particles in the Van Allen Radiation Belts?
• During which phenomenon are winds typically calm and light?
• What is the fluid motion between regions of unequal heating called?
• Which company is developing the first commercial space "airline"?
• What location was chosen for the Bloodhound SSC's attempts due to its optimal conditions?
• What does an increase in thrust accomplish during a rocket's ascent?
• Which term describes the upward movement of air ahead of the wing during flight?
• What occurs during the static state of an aircraft?
• Which term describes the tendency of an object to remain at rest or in motion?
• Which of the following components are included in the four major systems of a rocket?
• What does an astronomical unit (AU) measure?
• How wide is the Milky Way Galaxy in light years?
• Which planet is renowned for having two moons named Phobos and Deimos?
• What is the primary purpose of a tow plane in glider operations?
• What process is referred to as heating by direct contact?
• Which atmospheric process is crucial for understanding weather patterns and temperature distributions?
• What type of space contains various planetary satellites, dwarf planets, and a huge belt of asteroids?
• What was Skylab?
• What meteorological phenomenon is characterized by a downdraft that creates unstable air and thunderstorm turbulence?
• Which system of winds is responsible for transferring heat between tropical and polar regions?
• What transportation system is designed for traveling to space and back to Earth?
• What are the giant clouds spread throughout a galaxy called?
• Which launch vehicle powered the Apollo 11 mission?
• What is defined as a column of air that moves upwards?
• What aspect of the rocket does the guidance system primarily relate to?
• What are comets primarily composed of?
• What characteristic defines brown dwarfs?
• The force of the magnetosphere is strongest at which location?
• What is referred to as a meteor shower?
• What term describes small gravity levels or low gravity conditions?
• What term describes temperature and wind speed used to characterize how cold it feels?
• What is a significant effect of solar winds on the Earth?
• Which planet is characterized by having a giant red spot and is composed primarily of hydrogen?
• Which class of stars are considered the coolest and are red in color?
• What type of aircraft uses lighter-than-air gas for its lift, with no built-in means of control?
• What term refers to the art of staying aloft by exploiting the energy of the atmosphere?
• What does Absolute Magnitude indicate about a star?
• What is a characteristic feature of cosmic rays that enter Earth's magnetic field?
• What is the purpose of the leading edge of an airfoil?
• Which term refers to space that is empty or void of molecules?
• What is a pulsar?
• Aeronautics encompasses which of the following areas?
• On what date did Gary Gabelich set the land speed record?
• What is the rotational period of Mercury?
• What is the primary function of the rocket's airframe?
• What is defined as the weight of all the atmosphere's gases and molecules on the Earth's surface?
• What is the photosphere?
• What type of wind is characterized by a strong, winding movement?
• What phenomenon describes a waving action with strong up and down motions as air moves across mountain ranges?
• What does drag do in the context of an aircraft's flight?
• Where is the parachute panel located in a hot air balloon?
• What is the inner Van Allen Belt primarily composed of?
• What is indicated about temperature in the context of outer space?
• How many sponsors are involved in the Bloodhound SSC project?
• What was Explorer 1 primarily noted for discovering?
• Which type of star has the longest lifespan?
• What shape is the Milky Way Galaxy described as?
• What notable rockets did Colonel William Congreve design?
• Which of the following statements is true about the pressure experienced in space?
• What major contribution did Wernher von Braun make after World War II?
• How long will high mass stars typically spend in the main sequence phase?
• Who was the first man to walk on the moon?
• What describes the process of energy transfer through electromagnetic waves?
• What happens to a low mass star at the end of its life?
• What innovation did William Hale develop for rocketry?
• What type of aircraft is usually used to pull a glider from the ground to an altitude where it can be released?
• What color star is typically classified as Class K?
• What altitude did Mike Melvill reach while flying SpaceShipOne?
• What describes the region beyond the Earth's atmosphere?
• What term describes the space between the Earth and the Moon, which varies due to the Moon's elliptical orbit?
• If a star belongs to class G, what is its surface temperature range?
• What is the average distance of Mars from the Sun?
• What phenomenon describes air in motion?
• How many constellations are recognized by astronomers today?
• In which years did the Gemini missions, designed to carry two crew members, occur?
• What type of solar phenomena can last for short periods or many years?
• What is the term for the distance varying between Earth and Moon due to the Moon's orbit?
• Which term refers to flying slower than the speed of sound?
• What happens to molecules and atoms as they move beyond Earth's atmosphere?
• What type of technology is the Bloodhound SSC primarily testing?
• What is primarily responsible for creating lift on an aircraft wing?
• What is the all-encompassing term that includes everything, such as planets, galaxies, and living organisms?
• What was the achievement of Brian Binnie in relation to SpaceShipOne?
• What is a meteor?
• What is the end stage of a medium mass star after it has expanded into a giant red star?
• When did the "race for space" begin?
• What is a key characteristic of buoyancy that allows hot air balloons to float?
• Which of the following winds generally blow from east to west near the equator?
• What year did the Soviet Union launch their first intercontinental ballistic missile?
• When does a solar eclipse occur?
• What type of nebula is a vast cloud of matter that has not yet formed into stars?
• Which force retards the forward movement of an aircraft during flight?
• What is the primary focus of aerodynamics?
• What does the term "chord" refer to in an airfoil?
• What does AGL stand for in aviation terminology?
• What type of measurements do astronomers use within the solar system?
• What was the goal set by President John F. Kennedy in 1961 regarding space exploration?
• What is the average distance between the Earth and its Moon?
• What is the role of an airfoil in an aircraft?
• Which term refers to a person who operates aircraft during flight?
• What does the term 'gore' refer to in the context of hot air balloons?
• Who was the driver of the car called the "Blue Flame"?
• What is the primary element found in Mercury's composition?
• Who was the first person in space?
• Who is known as the "Father of Modern Astronautics"?
• Who leads the engineering team for the Bloodhound SSC project?
• What is the primary function of a thermistor?
• What instrument is used to determine the rate of climb or descent in a hot air balloon?
• Who is credited with laying the scientific foundation for modern rocketry in the 17th century?
• At what state do molecules in a substance theoretically stop all movement?
• What term describes the mass in a given volume?
• Who are considered to have made the first recorded use of manned aircraft?
• Which phenomenon is caused by the collision of solar winds with Earth's magnetic field?
• What is the primary factor influencing how long an aircraft can glide?
• What is a parsec?
• Which type of propulsion system utilizes a gas under pressure?
• What is the closest distance that an asteroid has come to Earth?
• Which gas makes up the majority of Earth's atmosphere?
• What do the Aurora Borealis and Aurora Australis represent?
• What term describes the total energy of all molecules within a substance?
• What celestial body is known as the "Evening Star"?
• What is the purpose of an airport in aviation?
• What was the goal of the Ansari X-Prize conceived by Dr. Peter H. Diamandis?
• Which component is specifically designed to produce lift in aviation?
• What major classification was Pluto given in 2006?
• What is an enormous collection of stars arranged in a particular shape?
• What effect does the Jet Stream have on weather patterns?
• What was William Hale's contribution to rocketry?
• What was the Apollo program primarily focused on?
• At what latitude does the Jet Stream typically flow?
• What is observed in binary stars?
• Which physical state describes the environment of outer space?
• What is described as the 'skin' of the rocket?
• What mission did John Glenn undertake in February 1962?
• What phase does a star enter when it begins hydrogen fusion?
• What are the vertical panels that make up the envelope called?
• What is the envelope of a hot air balloon typically made of?
• Which type of radiation primarily influences the Ionosphere?
• What is a micrometeorite?
• The Van Allen Radiation Belts are formed by particles trapped in which field?
• Which scale is used to estimate wind speed on land or sea?
• What was the first artificial satellite launched into space?
• What does floating in space result from?
• What are solar flares?
• What does the term "magnitude" refer to in the context of stars?
• What type of stars are the most common in the universe?
• Which planet is referred to as Earth's sister due to its similar size and proximity?
• Which of the following best defines an aircraft?
• What type of propulsion might an airplane use?
• What term describes forces in motion?
• Which unit of measurement is based on absolute zero and commonly used by scientists to measure temperature?
• What is the gravitational pull of the Moon relative to Earth's?
• In an H-R diagram, what does a star's placement indicate?
• What is the effect of altitude on the lapse rate?
• What is a solar prominence?
• What is the main characteristic of the Van Allen belts?
• Which term describes the main body of the balloon that holds lighter than air gas?
• What significant feature did the Chinese develop in the first century AD related to military use?
• What is the Hertzsprung-Russell diagram used for?
• What is the primary component of the Sun's composition?
• What is the first law of motion as defined by Sir Isaac Newton?
• A mixture of gases containing approximately 19% oxygen is primarily referred to as what?
• Which planet experiences a 42-year day and a night, due to its unique spin?
• What instrument measures the temperature within a meteorological envelope?
• What is the pressure condition in outer space?
• What term describes the region in space from one solar system to another?
• Which invention was significant for festive and military purposes in ancient China?
• What environmental feature is essential for the act of soaring?
• Which wind system is NOT a part of global wind patterns?
• What element of the atmosphere is measured primarily by barometers?
• What was Sergei Korolev known for in the realm of space exploration?
• What is believed to have caused the dust covering the Moon's surface?
• What is a common misconception about gravity in space?
• What year did the first artificial satellite, Sputnik 1, launch into space?
• What altitude range is the Jet Stream commonly found?
• What is the role of vortex in aerodynamics?
• What is the term for space located within a solar system, often referred to as the solar system itself?
• What type of motion does wave activity in the atmosphere cause?
• What primarily composes the gases in nebulae?
• Which scientist discovered the Van Allen Radiation Belts?
• Which phenomenon is commonly associated with sunspots?
• What significant milestone did the Thrust SSC achieve in 1997?
• What is referred to as thrust in the context of rocketry?