Astronomical units Quiz Astronomical Units Quiz-1 Category: Astronomical Units Quiz-1 1. What is a light year? A. The amount of light emotted ny Sun in one year B. Distance travelled by light in one year C. Angstrom Unit D. Unit of time used in space Category: Astronomical Units Quiz-1 2. How much is 1 solar mass? A. 1.989×10^25 kg B. 1.989×10^30 kg C. 1.989×10^35 kg D. 1.989×10^40 kg Category: Astronomical Units Quiz-1 3. The distances of two planets ( in solar system) from Sun are 0.387 AU and 0.723 AU respectively. Which are these planets? A. Mercury and Mars B. Mars and Earth C. Venus and Mars D. Mercury and Venus Category: Astronomical Units Quiz-1 4. What is the astronomical unit of mass? A. The Solar mass B. The Lunar mass C. The Earth mass D. The Astro mass Category: Astronomical Units Quiz-1 5. The distance of a planet from the Sun in solar system is 1 AU. Which is this planet? A. Mercury B. Venus C. Earth D. Mars Category: Astronomical Units Quiz-1 6. How many million kilometers are there in 1AU? A. 1 B. 50 C. 100 D. 150 Category: Astronomical Units Quiz-1 7. 1 parsec = A. 3.26 light years B. 206,000 AU C. 30.9 trillion kilometers D. All of the above Category: Astronomical Units Quiz-1 8. The parsec is a unit —— used in the measurement of astronomical objects outside the Solar System. A. Time B. Distance C. Energy D. Stars Luminosity Category: Astronomical Units Quiz-1 9. 1 light year = A. 9.46×10^8 km B. 9.46×10^10 km C. 9.46×10^12 km D. 9.46×10^14 km Category: Astronomical Units Quiz-1 10. What is the average distance from the center of the earth to the center of the Sun? A. 1 AU B. 2 AU C. 4 AU D. 10 AU Your score isThe average score is 62% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Astronomical Units Quiz-2 1 / 10 Category: Astronomical Units Quiz-2 1. How much time dies the moonlight takes 1.3 s to reach Earth? A. 0.3 s B. 1.3 s C. 3.3 s D. 8.8 s 2 / 10 Category: Astronomical Units Quiz-2 2. How much time does sunlight takes to travel from the Sun to the Earth? A. 2 minutes, 40 seconds B. 4 minutes, 40 seconds C. 6 minutes, 40 seconds D. 8 minutes, 40 seconds 3 / 10 Category: Astronomical Units Quiz-2 3. What is the distance of farthest planet Neptune from Sun? A. 10 AU B. 20 AU C. 30 AU D. 40 AU 4 / 10 Category: Astronomical Units Quiz-2 4. What is the distance of the nearest star, ‘Proxima Centauri’, from the Earth in parsecs? A. 0.48 parsecs B. 1.3 parsecs C. 4.3 parsecs D. 10.1 parsecs 5 / 10 Category: Astronomical Units Quiz-2 5. The distance of Jupiter from Sun is approximately … A. 1 AU B. 3.4 AU C. 5.2 AU D. 12.5 AU 6 / 10 Category: Astronomical Units Quiz-2 6. Which of the following is NOT a unit of distance commonly used in astronomy? A. Light-year B. Astronomical Unit C. Astronomical Unit D. Light-kilometer 7 / 10 Category: Astronomical Units Quiz-2 7. Approximately how far is the Kuiper Belt from the Sun in AU? A. 10 AU B. 20 AU C. 30 AU D. 40 AU 8 / 10 Category: Astronomical Units Quiz-2 8. Proxima Centauri, the nearest star to Earth (other than the Sun) is 4.2 light-years away. This means … A. Proxima Centauri is about 4.2 million km from Earth B. Llight takes 4.2 years to travel from Proxima Centauri to Earth C. Proxima Centauri is about 4.2 parsecs from Earth D. Llight takes 4.2 AU to travel from Proxima Centauri to Earth 9 / 10 Category: Astronomical Units Quiz-2 9. The term “Astronomical Unit (AU)” was first introduced by which astronomer in the 17th century? A. Tycho Brahe B. Galileo Galilei C. Johannes Kepler D. Isaac Newton 10 / 10 Category: Astronomical Units Quiz-2 10. The concept of astronomical unit (AU) is primarily used to measure … A. Time intervals in solar system B. Distances within our solar system C. Angular distances between stars D. Distances between galaxies Your score isThe average score is 60% 0% Restart quiz Take other related quizzes from the Universe The Universe Origin of the Universe Quiz The Galaxy Quiz The Milky Way Galaxy Quiz Stars Quiz Constellations Quiz Black holes Quiz Astronomical Units Quiz Smallest and Biggest in Universe
