a. Pancreatic duct c. Arterial capillaries b. See answer (1) Best Answer Copy Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto, but also take them closer to the Sun than Earth! B Comets are balls of ice and dust. Where did comets that are now in the Kuiper belt originally form? Comet tails appear because gas and dust is pulled off of the comet by the Sun's gravity All comets come from the Oort cloud Comets are composed of metal and rocky material Meteor showers occur when the Earth passes through the debris . 5 Why do asteroids and comets differ in composition. Most comets have a circular orbit that keeps them in the space between Mars and Jupiter. Magnetic, Q:The pulsar in the center of The Crab Nebula (shown in the figure) is the Show that the steady flow is described by The following statements are all true. In what ways is Pluto like other Kuiper-belt objects? 3. The sun's corona creates the tail of a comet. Which one of the following statements is believed to be true of comets? A layer of clay at this level in the sediments is rich in materials found in asteroids but not normally found on Earth's surface. Give a brief description of the asteroid belt. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Normalize this equation using characteristic length $h$ (measured at $x=0$ ) and velocity $V$ (the average velocity). Turbines are to be designed to develop 30,000 horse-power while operating under a head of 70 ft and an angular velocity of 60 rpm. Why didn't a planet form where the asteroid belt is now located? This site is using cookies under cookie policy . This makes them very visible when they come near the sun. a) It's not really a cloud at all, but rather refers to the trillion or so comets thought to orbit the Sun at great distances. The combined mass of all the asteroids in the asteroid belt is, We know that there are large gaps in the average distances of asteroids from the Sun (within the asteroid belt) because we, The large gaps in the asteroid belt (often called Kirkwood gaps) are caused by. y = 2 sm (kx - 2.5 + + 4) d. They both reflect light from the Sun at varying amounts depending on the size and A long wire has radius R =5 cm. C Most of the trillions of comets in our solar system have tails. b. Comets are mostly frozen gases and cosmic dust. is poured from a height of 2.5 m into a vessel containing 5.0 kg of water at *Response times may vary by subject and question complexity. A composite wall is made of 2 layers of different materials, A & B. the external C. The tail always points away from the sun. By applying Ampere's law, derive an expression The birthplace of comets is a cloud of icy dusty aggregates beyond the solar system. Objects in the asteroid belt and Kuiper belt orbit the Sun in nearly the same plane as. C. Comets are mostly made up of dust particles, frozen water and frozen gases. Around the coma there is often an even larger invisible envelope of hydrogen gas. Empty bottle of mineral water should be crushed before throwing them into the dustbin . Most meteorites collected on Earth are of the rocky primitive variety, although most asteroids are of the carbon-rich variety. New evidence contradicting this classification included the discovery of the Kuiper Belt, in particular the discovery of other large KBOs. The terrestrial planets in our solar system are: The jovian planets in our solar system are: When we say that jovian planets contain significant amounts of hydrogen compounds, we mean all the following chemicals except ______. C. All comets have long tails made of vaporizing gases. It explains the fact that the Sun generates energy to shine by losing some 4 million tons of mass each second. Consider the following statement: "Rocky asteroids are found primarily in the asteroid belt and Kuiper belt while icy comets are found primarily in the Oort cloud." answer choices . A ramp is being built to an entrance of a school. The correct statement about comets is: C. Comets are mostly made up of dust particles, frozen water and frozen gases. Which statement is not thought to be true of all comets in our solar system? D) All asteroids lie in the asteroid belt between Mars and Jupiter. The scattering was random so the orbits are in every direction and inclination, resulting in a spherical Oort cloud. (a) kg/m3 (b) g/L (c) g/mL(d) g/cm2. Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations. Which of the following statements about comets is true? 16.18. DThe comet will not return for 3 000 years. Which moons are sometimes called the Galilean moons? They both orbit the Sun and move relatively slow when viewed from Earth. Which of the following statements about comets and asteroids is true? Some contain enough metal to attract a magnet hanging on a string. Suppose there were no solar wind. Which of the following statements about comets and asteroids is true? Which of the following statements about comets and asteroids is TRUE? The isotopic ratios in meteorites differ from terrestrial rocks and they may also have a higher abundance of rare elements such as iridium than terrestrial rocks. , f (D) They always point in the direction away from the Sun. The spacecraft called Curiosity is _____. Which of the following statements about the tail of a comet is correct? Which of the following statements is NOT TRUE about comet and an asteroid. Oort-cloud comets are so far from the Sun that the gravity of neighboring stars can alter their orbits. The tail of a comet consists of dust and evaporated ices. Which of the following statements about comets is true? Why is the Kuiper belt flat but the Oort cloud spherical? If we know the size of an asteroid, we can determine its density by. Comets are mostly frozen gases and cosmic dust. Planets are so massive that they have undergone additional processes such as differentiation and geology that prevents us from measuring exactly when and from what they formed. Comets are usually made up of ice dust and gas meaning that options A and D are wrong. b) A region of the solar system that extends almost a fourth of the way to the nearest stars and contains a trillion comets with orbits going in all directions. (C) They are formed before the coma expands. A bar magnet when freely suspended, always points towards the NS direction. to be split and carried How can we determine the reflectivity of an asteroid? Comments There are no comments. There are nearly certainly billions of comets orbiting our Sun in the Kuiper Belt and the even further-flung Oort Cloud. The planets that formed closest to the sun became gas giants; the planets farthest from the sun became small and rocky. Which of the following statements about comets and asteroids is true? Consider a building whose annual air-conditioning load is calculated to be $120,000 \mathrm{kWh}$ in an area where the unit cost of electricity is $\$ 0.10 / \mathrm{kWh}$. Which statement would most likely be true? Mars has two moons that are most similar in character to: Imagine that an alien spaceship crashed onto Earth. This site is using cookies under cookie policy . How would the appearance of a comet in our inner solar system be different? The relationships of plants and animals to each other and their Tracy is surrounded by permissive adults. . c. ( give reason). What is their importance on Earth? Viewed from Pluto, the Sun would appear more than a thousand times fainter than on Earth. Start your trial now! Identify any dimensionless parameters that result. a. A. Comets with extremely elliptical orbits, like comets Hyakutake and Hale-Bopp, The number of comets in the Oort cloud is probably about. A highly reflective asteroid does not absorb much sunlight and is cooler than a darker asteroid. PCrab=7.51028W B.) Asteroids Meteors And Comets Lab Differentiated Science Station Lab Science Stations Student Led Middle School Science, 35 Strangest Facts About Space And Universe Space Facts Astronomy Facts Astronomy Science, Comets Asteroids And Meteors Comets And Asteroids Earth And Space Science Comets Asteroids And Meteors, Which of the following best describes an ecosystem. (2) Comet orbits would not be nudged, so comets would not collide as frequently with Earth. When a comet passes near the Sun, part of it takes on the appearance of a large, bright ball from which the tail extends. b. C. Most asteroids have tails. $$ The mass of the earth is 5.98x1024 kg. Most comets have a circular orbit that keeps them in the space between Mars and Jupiter. Why?, all water found on earth cannot be used for drinking why ? Od. 22 ^ { \circ } \mathrm { C } C. Most comets have a circular orbit that keeps them in the space between Mars and Jupiter, This site is using cookies under cookie policy . WINDOWPANE is the live-streaming app for sharing your life as it happens, without filters, editing, or anything fake. Q:A long straight wire carries a current I = 10 A. Which of the following statements about our Sun is not true? The birthplace of comets is a cloud of icy, dusty aggregates beyond the solar system. A large impact could send huge quantities of dust into the stratosphere, where it would block out sunlight for several years. Comets may go around the sun in any direction. Comets are mostly frozen gases and cosmic dust. They are usually very easy to see but as they approach the Sun the rock condenses. Suppose that large jovian planets had never formed in our solar system. Comets glow by their own light. Compare asteroids of the asteroid belt with Earth-approaching asteroids. Objects in the asteroid belt are made mostly of rock and metal. Each individual spacecraft was able to visit more than one planet. 19.Compared to the tail of electrically . 22 ^ { \circ } \mathrm { C } The voltage of the battery, The volume of the earth is 1.08x1021 m3. Animals that are members of different species and share a habitat What is the purpose of the capability assessment? Q:Use each of the following terms in a separate sentence. They are usually very easy to see but as they approach the Sun the rock condenses and becomes much harder to see. This site is using cookies under cookie policy . . D. The tail always points toward the sun. , be the phenotype of the offspring? The birthplace of comets is a cloud of icy, dusty aggregates beyond the solar system. B. Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto, but also take them closer to the Sun than Earth. Which direction do a comet's dust and plasma tails point? What scientific evidence led to its reclassification? While asteroids consist of metals and rocky material comets are made up of ice dust rocky materials and organic compounds. What is asteroid? This part is called, The total number of comets orbiting the Sun is estimated to be about, Halley's comet is named after the English scientist Edmund Halley (1656-1742) because, According to current evidence, Pluto is best explained as, If the hypothesis tracing the extinction of the dinosaurs to an impact is correct, the dinosaurs died off largely because. d) The four largest moons of Jupiter: Io, Europa, Ganymede, and Callisto. A crater off the Yucatan peninsula dates to the right time and is the right size. B. Comets are balls of ice and dust. Answer: Answer choice B. Explain how astronomers determine the size of an asteroid without resolving it. A:Given: Which of the following statements about comets is not true? Many Kuiper-belt objects also have the same period and semimajor axis as Pluto. Which of the following statements is NOT TRUE about comets. All asteroids are found in the asteroid belt between Mars and Jupiter. magnitude, A:When a ball is thrown straight up in to the air , then only acceleration due to gravity, Q:A disk of radius R has a total charge Q distributed on its surface, such that its non-homogeneous, Q:A 17.6 cm x 28.4 cm rectangular loop of wire carries 1.00 A of current clockwise around the loop., A:Data provided: Objects in the asteroid belt and Kuiper belt orbit the Sun in nearly the same plane as the planets, but objects in the Oort cloud do not. Which of the following statements best describes the size of the largest asteroid, Ceres? Meteorites are generally very dark and stand out against the bright icy surface of the Antarctic. Answers: Comets are thought to be dirty snowballs. A) Most of the trillions of comets in our solar system have tails. Name and describe the different regions and features of the spinal cord. C) They may gain slightly in mass with each orbit around the Sun. What characteristic distinguishes a meteorite from a terrestrial rock? When a comet's orbit brings it into proximity to the Sun, it heats and ejects dust and gases into a giant flaming head the size of most planets. Briefly describe how an impact could lead to a mass extinction. B Asteroids are generally found between the orbits of Jupiter and Mars while comets are generally found in the Kuiper Belt and Oort cloud. Pluto differs from Kuiper-belt objects in its large size and high reflectivity. Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto but also take them closer to the Sun than Earth. WINDOWPANE is the live-streaming app for sharing your life as it happens, without filters, editing, or anything fake. Most comets have elliptical orbits with periods around one hundred years. (8) Pluto and other Kuiper-belt objects would not be prevented from colliding with Neptune. C. The tail always points away from the sun. All asteroids lie in a belt between Jupiter and Mars Why would anyone be interested in mining material from an asteroid? Abe Mizrahi, Edward E. Prather, Gina Brissenden, Jeff P. Adams, Jeffrey O. Bennett, Mark Voit, Megan O. Donahue, Nicholas O. Schneider. (B) They can be formed only when there is sufficient heat. Which of the following is NOT true for comets. E) There are about 1 million known asteroids in the solar system. -It interacts with the solar wind and stimulates auroras. a. A highly viscous liquid such as honey is flowing down a vertical flat surface. a. Comets generally have elongated, elliptical orbits. remnant of a supernova that, A:The current power output of this pulsur is : Which of the following real things in our solar system would look most like such science fiction dangers? a. A typical meteor is created by a particle about the size of a. The brightness can be measured using a telescope, the distance is known from its orbit, and the reflectivity can be measured by comparing how bright the asteroid is at visible and infrared wavelengths. Primitive meteorites can be distinguished from other meteorites and terrestrial rocks because they, Processed meteorites with low metal content probably are, Halley's comet is named after the English scientist Edmund Halley because he, In order to have a comet named after you, you have to. Biosphere. Answer B. Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto, but also take them closer to the Sun than Earth. C) Most of the trillions of comets in our solar system have tails. however, certain plant viruses are getting access to the plant cells through what? CA nationwide astro-photo competition will be organized in March, 1997. D All asteroids lie in the asteroid belt between. A mass of 1.4 kg of water at There is no vegetation to hide them and snow is rare, so they are remain visible for a long time. A Only asteroids collide with Earth. Comets are made up of ice dust and gas. If we could put all the asteroids together, their total mass would be. Which of the following statements about comets and asteroids is true? They approach the Sun these particles condense and become much harder to see. Which of the following statements about comets is not true? Why are most meteorites found in Antarctica? The Kuiper belt contains icy comets, not rocky asteroids. Which statement about the umbilical cord is true? A. 18.19, Q:Which of the following is not a unit for density? He tried it at 5 places as shown in the figure. You can specify conditions of storing and accessing cookies in your browser. What type of turbine is best suited for this purpose? The specific latent heat of melting for water is 334000 jkg. Comets have shorter orbital period than asteroids. Which of the following is not true of Mercury? Comets generally have elongated elliptical orbits. (6) The asteroid belt would not have gaps. Comets are too small, and these gases escape from their surfaces completely. First week only $4.99! What 2 things are needed for plant life to grow. Which of the following statements is NOT true about comets and asteroids? A rocky leftover planetesimal orbiting the Sun is, An icy leftover planetesimal orbiting the Sun is. Which of the following statements about planetary orbits will be true? . Which of these are VALID conclusions? 1 The biggest difference between comets and asteroids is what they are made of. Which of the following statements about the tail of a comet is correct? How much negative electric charge is, A:GIVEN;- For more related information, you may refer to or visit this link: This site is using cookies under cookie policy . B) Comets are balls of ice and dust. b. a. Asteroids orbit the Sun while comets just float randomly around in the Oort cloud. -Comet tails are caused by evaporating water ice and other ices. fungi and bacteria are among the most important environmental organism this able to infect plants when they reach a suitable host plant by producing c What is the size of the largest asteroid? B. Describe the origin and eventual fate of the comets we see from Earth. (7) Kuiper-belt objects would not clump into orbital groups. Mass of artillery shell(m)=1160kg c) It has been studied closely by more than a dozen NASA spacecraft. The pipe, A:Given data: Comets chemical compositions are olivine and pyroxene. Volcanoes release C. Comets have very elliptical orbits that usually take them far . Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto, but also take them closer to the Sun than Earth. Is there a sharp distinction? The total mass of the Kuiper belt is greater than that of the asteroid belt. Asked Nov 19 2019 in Physics Space Science by helpmeout. Earth, other planets, and the rest of the solar system formed billions of years ago from elements created in previously existing stars. Physics questions and answers. Both planets are nearly the same size. 1 The standard devi. , be the phenotype of the offspring? Describe 3 factors an engineer should take into consideration when choosing material for building the pipes in a pipeline When do comets generally begin to form a tail? Be sure to use, A:Basic rule of significant figures which is followed while adding or subtracting numbers is that the, Q:(a) the increase in temperature that was required to fit the steel While it is in the barrel of the gun, it, A:Given Data: Which claim or claims do you think have been proven incorrect based on new evidence. Why does the plasma tail of a comet always point away from the Sun? Which of the following statements about Pluto is not true? a. B) Comets are balls of ice and dust. a) Asteroids and comets are much smaller than planets. D. The tail always points toward the sun. B Most asteroids are located much nearer to the Sun than most comets. Which of the following statements about planetary orbits will be true? LET 1998 112. Which of the following statements about comets and asteroids is true? The correct statement about comets is: C. Comets are mostly made up of dust particles, frozen water and frozen gases. But if the statement is true then This statement is false is true making the statement false. nitrogen molecules Which of the following statements is not true? $$ a) Assume the voltage impulse response of a circuit is Most comets have elliptical orbits with periods around one hundred years. A. What is the typical size of comets that enter the inner solar system? In the asteroid impact theory of the extinction of the dinosaurs some 65 million years ago, the dinosaurs (and over half of all the other species on Earth at that time) died off largely because. Only asteroids collide with Earth. Which of the following would most likely be true? O Only asteroids collide with Earth O All asteroids lie in a belt between Jupiter and Mars O Comets are balls of ice and dust O Most of the trillions of comets in our Solar System have tails. It saves money because the spacecraft uses atmospheric drag to slow down rather than needing to carry enough fuel to slow by firing rocket engines. Comets generally have elongated elliptical orbits. Why do asteroids and comets differ in composition? No of moles of lithium ion= 33moles, Q:2. Use the convolution integral to find the output voltage if the input signal is 10u(t) V. b) Repeat (a) if the voltage impulse response is h(t) = 0, t < 0; 10(1 - 2t), 0 t 0.5 s; 0, t 0.5 s. c) Plot the output voltage versus time for (a) and (b) for 0 t 1 s. The claims of Dalton's atomic theory have been revised over the past 200 years. Which one counts as an "exception to the rule" in being unusual for our solar system? The mass is then determined from Newton's version of Kepler's third law. May be more than one correct answer if so leave an explanation A Most comets have much higher average orbital speeds than most asteroids. A Asteroids orbit the Sun while comets just float randomly around in the Oort cloud. (b) Is it likely that the water temperature increases? Which of the following is not a major difference between the terrestrial and jovian planets in our solar system? They are usually very hard to see, but as they approach the Sun these particles heat up and become much easier to see. a) It is the largest and most massive object that is considered to be a dwarf planet. 8 When we see a meteor shower, it means that. Also as a comet approaches the sun its particles heat up so quickly that they dont have time to become liquid. Hydrosphere Give at least two reasons todays astronomers are so interested in the discovery of additional Earthapproaching asteroids. Geosphere Which of the following most clearly distinguishes asteroids and comets from planets? ( give reason). Objects in the Oort cloud contain large proportions of ice. 1) Which of the following statements about comets and asteroids is true? B. C It is thought that comets are far more numerous than asteroids. (5) Saturn's rings would not be broken into rings and gaps. D Comets are much larger than asteroids. All meteorites collected on Earth come from asteroids or comets. B) They are composed mostly of dense rock particles. The brightness of an asteroid depends on its size, distance, and reflectivity. Which statement about the umbilical cord is true? Show the Punnett Square and percentage of each phenotype.. Comets are mostly made up of dust particles frozen water and frozen gases. Which of the following statements about the object called Eris is not true? n=3, Q:Air is pushed steadily through a forced-air furnace pipe at a steady speed of 4.0 m/s. The visible coma is a huge cloud of gas and dust that has escaped from the nucleus, which it then surrounds like an extended atmosphere. They turn straight from solid to gas. Why was it advantageous for the Voyager mission to consist of flybys rather than orbiters? Most comets originate from regions of the solar system that lie beyond the orbit of Neptune. Which one counts as an exception to the rule in being unusual for our solar system. A It has more in common with comets in the Kuiper belt than it does with the jovian planets. C. Comets have very elliptical orbits that usually take them far beyond the orbit of Pluto, but also take them closer to the Sun than Earth. $$ Considering that population size is always larger than the sample size select the true statement between the following Q.
Countryside Christian Church Food Pantry, Position Paper About Establishing A New Student Organization, Articles W