Why do astronomers refer to carbonaceous chondrites as unmodified or "primitive" material?
Q: If you saw Comet Halley when the comet was 0.8 AU from Earth and you observed a visible tail 4…
A:
Q: If you stood on Earth during its formation, during which it captured about 2.1 x 1011 particles per…
A: Given, N=2.1×1011 s-1A=260m2Re=6378 km
Q: Why do astronomers think the asteroids were never part of a full-sized planet?
A: Asteroids are rocky objects that orbit Sun. They are very small to be considered a planet. They are…
Q: 2GM The asteroid Vesta has a mass of 2.59 x 1020 kg and an average radius of about 263 km (2.63 x 10…
A: Given data The mass of the asteroid is M = 2.59 x 1020 kg. The radius of the asteroid is r = 263…
Q: It is believed there are 2.7 x 1012 comets in the Oort Cloud, which has a radius of 71000.0 AU.…
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Q: You analyze a sample of a meteorite that landed on Earth and find that 15 16 of a certain type…
A: Given that The certain type of the radioactive atoms have decayed = 1516No Where…
Q: The European Space Agency’s (ESA) Rosetta mission reached Comet 67P at the time when the comet…
A: The picture shows a jet emerging from the comet as captured by Rosetta when the comet was at its…
Q: Why are there no chondrules in achondritic meteorites?
A: A chondrite is a non-metallic stony meteorite. It is thought to be formed directly from condensation…
Q: Why are we certain that Pluto is a Kuiper belt object
A: When Pluto was found in 1930, the ninth planet ever discovered was the tiniest, coldest, and the…
Q: The Tunguska asteroid is estimated to have had a diameter of 50 m, and to have produced an explosion…
A: Given data: The diameter of asteroid is d=50 m. The energy released is E=10 megatons. The density of…
Q: What is advection dominated accretion flow in balck holes?
A: In a binary system of a black hole and a star, the black hole will start absorbing the mass from the…
Q: Use this light curve of a star with a transiting exoplanet to answer the following. If the exoplanet…
A: Required to find the average orbital distance.
Q: It is believed that there are a 1.2 × 1012 comets in the Oort Cloud, which has a radius of 74000.0…
A: Number of comets in Oort cloud (N) = 1.2×1012Radius of each comet (R) = 74000 A.U
Q: If the velocity of the solar wind is about 4.0 ✕ 102 km/s and the visible tail of a comet is 8.0 ✕…
A: Using the equation relating velocity, distance and time
Q: How close is Charon to Pluto's Roche limit?
A: How close is Charon to Pluto's Roche limit.
Q: What heat-producing mechanism keeps Io volcanically active? How does this differ from the way in…
A: The heat-producing mechanism that keep lo volcanically active is tidal heating of lo due to tidal…
Q: If you stood on Earth during its formation, during which it captured about 1.5 x 10^11 particles per…
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Q: What is the escape velocity from the surface of Eneladus if it's mass is 1.1 x 10^20 kg and it's…
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Q: The mass of an average comet's nucleus is about 1.0 x 1014 kg. If the Oort cloud contains 2.0 x 101l…
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Q: What is the age of a meteorite if 40 decayed from 80g to 10g? The half life is 1.3billion years
A: No. of half-lives Fraction remaining Mass remaining/g 0 1 80 1 1/2 40 2 1/4 20 3 1/8 10 4…
Q: A sample from a meteorite that landed on Earth has been analyzed, and the results shows that out of…
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Q: It is believed that there are 2.4 x1012 comets in the Oort Cloud, which has a radois of 72000.0 AU.…
A: Given value--- It is believed that there are 2.4 x1012 comets in the Oort Cloud, which has a radois…
Q: Which of the following statements are true? Choose all that apply. If light from a star passes…
A:
Q: What kind of molecules have been found on extraterrestrial meteors ?
A: Extraterrestrial meteors are space rocks that are composed mostly of silicon, nickel, and iron. They…
Q: What does the cosmic ray exposure age tell us about the history of a meteorite?
A: Cosmic rays are can be defined as high-energy atomic nuclei or protons which has a velocity closer…
Q: Rock B was found to contain 6 atoms of a parent isotope and 94 atoms of its daughter isotope. If the…
A: Required : Age of the Rock.
Q: Are the Gas giants only made out of gas?
A: Step1 - Understanding what is a Gas giant. A gas giant is a GIANT planet that is made of gas but…
Q: If the velocity of the solar wind is about 4.0 ✕ 102 km/s and the visible tail of a comet is 3.0 ✕…
A: Given: v=400 km/s d=3×108 km
Q: Write a note on Ice Giants?
A: The Sun, planets, satellite, etc. are part of our solar system, but we still have other individuals…
Q: 1. Consider a projectile problem. When you use the equations v = vo + at and y = y0 + voyt +gt² you…
A: For projectile motion The assumptions used are
Q: If the velocity of the solar wind is about 4.0 x 102 km/s and the visible tail of a comet is 5.0 x…
A: The problem is based upon distance time equation . We know that, distance is speed times the time…
Q: A lot of asteroid and comet dust collides with Earth's atmosphere everyday. Assume that 500 tons of…
A: Conversion for ton to kilograms is, 1 ton = 907.185 kg
Q: If you saw Comet Halley when the comet was 0.5 AU from Earth and you observed a visible tail 6…
A:
Q: If the velocity of the solar wind is about 4.0 ✕ 102 km/s and the visible tail of a comet is 5.0 ✕…
A:
Q: Another piece of the Canyon Diablo Meteorite has been found. Its volume is 84,771 mL. Assuming it…
A: In this question we have to find the resemblance in the given situation. Please give positive…
Q: Why do astronomers suspect that Saturn's moon Enceladus is geologically active?
A: Enceladus is the sixth-largest moon of Saturn. It is covered in fresh ice which makes it one of the…
Q: What is the purpose of the asteroid belt?
A: The asteroid belt The asteroid belt orbits between Mars and Jupiter. It is also called as the main…
Q: The orbital speed of the material in the solar nebula at Pluto's average distance from the Sun was…
A: Here we have a very simple question. Because of the hint, the question becomes even more simpler. We…
Q: The half-life of Uranium-235 is 700 million years, which makes it useful for dating meteorites. If a…
A: We have to find age of meteorite containing uranium.Half life of uranium is 700 million years
Q: Astronomers are able to use techniques like measuring the Question Blank 1 of 2 (hint: two words) of…
A: Requied : Fill in the blanksAstronomers are able to use techniques like measuring the Question Blank…
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