Where does the gas and the dust in the coma of a comet come from?
Q: If you saw Comet Halley when the comet was 0.8 AU from Earth and you observed a visible tail 4…
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Q: Calculate the average distance of a period comet from the sun if it takes 125 years for the comet to…
A: Concept used: Law of periods for Kepler's orbit is used. The square of time period of revolution…
Q: Which of the following is least reasonable regarding comets? Group of answer choices Short-period…
A: "An ion tail is typically narrow and straight and always trails the comet, like long hair in the…
Q: You observe a comet 0.46 AU from Earth with a tail that is 1.7 degrees long. How long is the tail in…
A: Given: The distance of the comet is 0.46 AU. The tail is 1.7 degrees long. The width of US is 4313…
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: If you saw Comet Halley when the comet was 0.8 AU from Earth and you observed a visible tail 4…
A: For Small-angle approximation The arc length at distance r and angle θ is given by
Q: h of the following about comets is TRUE? a. Cometary orbits always lie close to the ecliptic…
A: Comets
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 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: A space probe traveling from Earth will hit the asteroid belt at what distance?
A: The shape of asteroid belt isn't uniform.
Q: and each tail point
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Q: Discuss the changes that occur as a comet approach the Sun
A: Comets are leftovers from the formation of the solar system. It is made up of dust, rock, and ice.…
Q: How does a comet seem when it is far from the Sun? How does its look alter as it approaches the…
A: Comets are large balls of rock, ice, dust, and gases. They contain frozen leftovers from the early…
Q: The Chelyabinsk meteor entered Earth’s atmosphere at an 18° angle. What would have happened if it…
A: If the Chelyabinsk meteor penetrates the Earth's atmosphere in the perpendicular direction, then it…
Q: Suppose there are 106 (1 million) asteroids that are 1.03 km in radius. If they were all combined…
A: Here, we assume that density of each old asteroids are same and the newly formed asteroid is also…
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: A comet's appearance when it is distant from the Sun might be described as "hazy." As it nears the…
A: A comet is a celestial object consisting of ice and dust.
Q: Calculate the force of gravity that exists between an asteroid with a mass of 8.5 × 106 kg and a…
A: Given:- The mass of the asteroid is M = 8.5×106 kg The mass of the meteor is m = 2350 kg The…
Q: What are the names of the following three well-known constellations? (5) (6) (7).
A: please see the next step for solution
Q: Is the asteroid more or less eccentric than Jupiter?
A: The eccentricity of the cosmological object determines the amount by which its orbit around another…
Q: Both Venus and Mars have a. volcanic craters only b. impact craters only c. some…
A: As per study both Venus and mars have some volcanic and some impact craters .
Q: If you saw Comet Halley when the comet was 0.4 AU from Earth and you observed a visible tail 3…
A: Given Distance = 0.4 AU Angle = 3 degree 1 AU = 1.5×109 km
Q: A comet’s perihelion distance is 1 AU, and its aphelion distance is 15 AU. In the following, we make…
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Q: What determines the velocity with which an asteroid impacts Earth?
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Q: If you saw comet Halley when the comet was 0.9 AU from Earth and you observed a visible tail 5…
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Q: Why is it difficult to accurately state how long a specific comet is?
A: it has been believing that the comets are the remnants of the materials formed the solar system…
Q: Show that Titan's surface gravity is about one-seventh that of Earth's.
A: Gravity is an attractive force. It exists between all objects that have a mass. The force of…
Q: As of 2012, how many near-Earth asteroids, with sizes over 1km, had been discovered by the…
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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: How fast would a piece of rock need to be blasted outward from the surface of Mars to escape into…
A: The escape velocity of a planet is defined as the minimum amount of velocity required by an object…
Q: For the following, determine whether the type of explanation offered is theoretical (the kind used…
A: The given explanation is:No one noticed the comet before because of cloud cover
Q: Suppose we have two comets with the following orbital parameters: Comet 1: Eccentricity = 0.1,…
A: Given that, Comet 1: Eccentricity = 0.1, Semi-major axis(R1) = 0.5 AU Comet 2: Eccentricity = 0.9,…
Q: What we're Nearly all the surface features on the moon made from?
A: Fairy-tales tell us that the moon is made of cheese, but like all other bodies in the solar system…
Q: An Oort cloud comet has an orbital period of 5 million years. What is its average distance from the…
A: The motion of a celestial object in our solar system can be described using the three laws of…
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: Describe the relationship between meteor showers and comets. Why do meteor showers occur about on…
A: It happens when the Earth's orbit around the Sun passes through remnants left behind after a comet…
Q: Total displacement of the apollo 11 moon mission
A: Definition of Displacement: The displacement is defined as the shortest gap between two points. It…
Q: The mass of an average comet's nucleus is about 1.0 ✕ 1014 kg. If the Oort cloud contains 2.0 ✕ 1011…
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Q: The mass of an average comets nucleus is about 1.0 x 10^14 kg. If the Oort Cloud contains 20 x 10^11…
A: Mass of the Oort cloud in terms of mass of Earth
Q: The mass of an average comet's nucleus is about 1.0 ✕ 1014 kg. If the Oort cloud contains 2.0 ✕ 1011…
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Q: comet with a 2km diameter will make a crater about 20 km in diameter. If the comet has a mass of 4.5…
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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…
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