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ASVAB GENERAL SCIENCE-ASTRONOMY EXAM QUESTIONS
Actual Qs and Ans - Expert-Verified Explanation -Guaranteed passing score -26 Questions and Answers
-Format: Multiple-choice / Flashcard
Question 1: Solar Flares
Answer:
eruptions of gas from the sun's surface that occurs when the loops in sunspot regions suddenly connects
Question 2: Meteor
Answer:
(astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere
Question 3: Asteroid
Answer:
any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
Question 4: Solar Wind
Answer:
A stream of electrically charged particles flowing at high speeds from the sun.
Question 5: Lunar Eclipse
Answer:
An eclipse where the Earth comes between the Sun and the Moon and it is a full Moon (the moon is covered, has a shadow of dark red cast on it, or slightly dimmed)
Question 6: Solar System
Answer:
sun, planets, and all the other objects that revolve around the sun
Question 7: Vernal
Answer:
of or characteristic of or occurring in spring
Question 8: Supernova
Answer:
a star that explodes and becomes extremely luminous in the process
Question 9: Solar Eclipse
Answer:
Occurs when the Moon passes directly between the Sun and Earth and casts a shadow over part of Earth
Question 10: Astronomical Unit
Answer:
A unit of length used for distances within the solar system
Question 11: Photosphere
Answer:
the intensely luminous surface of a star (especially the sun)
Question 12: Light-year
Answer:
The distance light travels in one year
Question 13: Galaxy
Answer:
A huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity
Question 14: Comets
Answer:
A small body of rock, ice, and cosmic dust that follows in an elliptical orbit around the sun and that gives off gas and dust in the form of a tail as it passes close to the sun
Question 15: Radiactive Zone
Answer:
energy is transferred away from the core by radiation.
Question 16: Perihelion
Answer:
Nearest point to the sun in the orbit of a heavenly body
Question 17: Aphelion
Answer:
the place in the orbit of a planet where the planet is farthest from the sun
Question 18: Moon
Answer:
A natural satellite that revolves around a planet.
Question 19: Satellite
Answer:
A space station that orbits the Earth receiving and transmitting signals from Earth-based stations over a wide area
Question 20: Chromosphere
Answer:
A gaseous layer of the sun's atmosphere (extending from the photosphere to the corona) that is visible during a total eclipse of the sun
Question 21: Sunspots
Answer:
areas of gas on the sun's surface that are cooler than the gases around them
Question 22: Autumnal
Answer:
(astronomy) the equinoctial point that lies in the constellation of Virgo
Question 23: Meteorite
Answer:
A meteoroid that passes through the atmosphere and hits Earth's surface
Question 24: Convective Zone
Answer:
a region of the sun where gases circulate in convection currents, bringing the sun's energy to the surface
Question 25: Seasons
Answer:
Earth has seasons because because its axis is tilted as it moves around the sun.
Question 26: Nuclear Fusion
Answer:
- isotopes of light elements (H) forced together at high temperatures till they fuse to form a heavier
nucleus. Happens in the Sun, very difficult to accomplish on Earth, prohibitively expensive.
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