>> <<. must both have been discovered at about the same time. b. can be in opposite directions in the sky but are Two stars that are in the same constellation, may actually be very far away from each other, The north celestial pole is 35 degrees above your northern horizon this tells you that, Beijing, china and Philadelphia, PA, USA have about the same latitudes but very different longitudes. From the following names, whose model of the universe used epicycles to explain retrograde motion? c. The period of the comet's orbit is more than two times longer than the period of the asteroid's orbit. In the spring in the northern hemisphere, Earth's axis. Which of the following changes would cause the gravitational force on the Moon by the Earth to increase by the largest amount? The Perseid meteor showers appear to come from the same They are located at a very large distance from one another. Arcturus will be nearly overhead if you are in a northern latitude. What are two constellations examples? Two stars that are in the same constellation: 1. a. must both have been discovered at about the same time. (b) must both have been discovered at about the same time. Published in category Physics, 30.08.2020 Draft a list of step-by-step instructions for writing a correct Lewis dot structure for any molecule or polyatomic ion. Why does Mars appear reddish-orange from Earth? This burst is called GRB Pluto's orbit about the Sun has what shape? B. are in roughly the same direction in the sky but are not generally at the same distance from us. If your question is not fully disclosed, then try using the search on the site and find other answers on the subject Physics. The mass of the Earth is about 80 times the mass of the Moon. Why do stars stay in the same place? (*$\text{}$c*) minimum change in magnetic flux; Explain how this arrangement allows chloroplasts to generate a larger proton gradient across the thylakoid membrane than mitochondria can generate across the inner membrane. Credit: NASA/Bill Dunford Known stars, such as those in well-known constellations, can also be used to navigate. The reason that visitors to the South Pole do not fall off the planet is that, D. the force of gravity comes from the center of the Earth. E. bring an end to human civilization, or at least destroy much of the human race. Two stars that are in the same constellation: must both be part of the same cluster of stars in space. B. must both have been discovered at about the same time. The apparent retrograde motion of Jupiter is caused by the: D. real revolution of the Earth about the Sun, In ancient times, the motions of the planets were more difficult to explain than the motions of the Sun and Moon because the, D. planets sometimes reverse their motion (retrograde motion). The peak wavelength of the radiation from Betelgeuse is ______ times the peak wavelength of the radiation from Rigel. may actually be very far away from each other. Mizar-Alcor is a system that contains at least three pairs of stars, but it looks like a single star to the naked eye. WebAnswer (1 of 7): I looked up at the night sky and saw two stars next to each other. **KEY:** If we see a first quarter Moon today, what will people on the other side of the Earth see later today? The Moon's rotation period is the same as its orbital period. which are represented by thirteen stars. Two stars that are in the same constellation: 1 See answer Advertisement jessbragoli Answer: A binary star is a star system consisting of two stars orbiting around their When you are on the top floor of a building, your weight is ____________ when you are on the ground floor. The star Betelgeuse is about 600 light-years away, if it explodes tonight. Star A , Star A and Star B have different apparent brightnesses but identical luminositi, Two stars are 50 ly apart, measured in their common rest frame. If the temperature of that star doubles, then the peak wavelength of the radiation from the star will be ______ times the original wavelength. The cloud is falling inward toward the star (and away from Earth). Astronomers today still use constellations to name stars and meteor showers. A constellation is a group of stars that looks like a particular shape in the sky and has been given a name. These stars are far away from Earth. They are not connected to each other at all. Some stars in a constellation might be close while others are very far away. You are on the side of the Moon facing the Earth. Starting from rest, the two balls roll without slipping down the incline until their centers of mass are $1 \mathrm{~m}$ below their starting positions. How many days during each year is the Sun directly over the equator? The shortest night of the year in Milwaukee is on. B. must both have been discovered at about the same time. The world's largest optical telescope is a: Compared to the largest earthbound telescopes, the Hubble space telescope has: Gamma-ray astronomy is done only from space. C. may actually be very far Compared to red light, blue light has higher frequency and. a. first includes the other\ Two stars that are in the same constellation (a) must both be part of the same cluster of stars in space. The time it takes for the moon to complete one revolution around the Earth. Star B is a red star that is the farthest away of the three. For question , match each pair to a description in the key. E. The giant planets consist mostly of hydrogen and helium, similar to the Sun. c) $v_{\mathrm{L}}=v_{\mathrm{S}}$, Two solid steel balls, one small and one large are on an inclined plane. Compared to the terrestrial planets, the Jovian planets have, Saturn emits more energy than it receives from the Sun, Jupiter's chemical composition is closest to that of, Io's volcanic activity is driven mostly by heat from, The low average densities of Jupiter and Saturn compared to Earth suggest that, D. they contain large quantities of light elements, such as hydrogen and helium. C. Move the Moon two times closer to the Earth, The Sun is 23 1/2 degrees north of the equator on. Compared to terrestrial planets, Jovian planets are, Compared to Jovian planets, terrestrial planets. How far apart a, Which close pair of stars will be more easily resolvable with a telescope: two , Educator app for A. In the Copernican system, the apparent size of Venus is largest when its phase is. (b) must both have been discovered at about the same time. Abe Mizrahi, Edward E. Prather, Gina Brissenden, Jeff P. Adams, Jeffrey O. Bennett, Mark Voit, Megan O. Donahue, Nicholas O. Schneider. How many days during each year is the Sun directly over the equator? 14. d. must both be part of the same cluster of stars in space The second observer sees the gas against a hot background. Which star is hotter? The event has rattled scientists understanding of gamma-ray bursts (GRBs), the most powerful events in the universe. Why are satellites used to detect x-rays? What is its assigned atomic mass? WebTwo stars that are in the same constellation. WebTextbook solution for Cosmic Perspective Fundamentals 3rd Edition Bennett Chapter 2 Problem 5QQ. A planet in the solar system whose period is 1 year is what distance from the Sun? Which of the following statements about the terrestrial planets is false? At t = 0 a star of mass $4 \times 10^{30}\ \mathrm{kg}$ has velocity $\langle 7 \times 10^{4}, 6 \times 10^{4},-8 \times 10^{4} \rangle\ \mathrm{m} / \mathrm{s}$ and is located at $\left\langle 2.00 \times 10^{12},-5.00 \times 10^{12}, 4.00 \times 10^{12}\right\rangle\ \mathrm{m}$ relative to the center of a cluster of stars. The days and seasons would be the same length as ours, but the seasons would have more extreme temperature changes. C. the tilt of the Earth's axis relative to the Earth's orbit. Two stars that are in the same constellation may actually be very far away from each other The north celestial pole is 35 degrees above your northern horizon this tells you that You are at The size of the comet's orbit is twice the size of the asteroid's orbit. (b) must both have been discovered at about the same time. The cloud that collapsed to form the solar system was mostly. These constellations are often used in order to locate any astronomical objects in space. In 2006, the International Astronomical Union classified Pluto as a dwarf planet rather than a planet. Alternating current in an inductance produces maximum induced voltage when the current has its The large ball has a diameter twice as large as that of the small ball. Which of the following is not a hypothesis that can be tested by the scientific method? The average temperature is hotter in summer than winter. d) $v_{\mathrm{L}}=0.5 v_{\mathrm{S}}$, Going around a circular track at a steady 100 miles per hour. Positions of The Planets. c. have nothing to do with each other\ Assume that a star behaves as a blackbody. List at least 3 ways Earth's atmosphere can hinder astronomical observations. The Earth moves fastest in its orbit when it is. WebThe constellation Orion is framed by two Perseid meteors on Aug. 12, 2018, in Cedar Breaks National Monument, Utah. How does this enable respiration to take place? The reason that visitors to the South Pole do not fall off the planet is that, D. the force of gravity comes from the center of the Earth. The mass of the second star is $3 \times 10^{30}\ \mathrm{kg},$ its velocity is $\left\langle 2 \times 10^{4},-1 \times 10^{4}, 9 \times 10^{4}\right\rangle\ \mathrm{m} / \mathrm{s},$ and this second star is located at $\left\langle 2.03 \times 10^{12},-4.94 \times 10^{12}, 3.95 \times 10^{12}\right\rangle\ \mathrm{m}$ relative to the center of the cluster of stars. Enter your email for an invite. At $t=1 \times 10^{5}\ \mathrm{s},$ what is the approximate momentum of the first star? Rigel is a blue star, so it must be moving toward us. Which of the following is not true about a scientific theory? It is now generally thought that billions, or even trillions, of tail-less comets surround the solar system in a spherical shell nearly one light-year in radius called the. How does the period of the comet's orbit compare to the period of the asteroid's orbit? Oct 14, 2022 - Explore wik's board "he and I were two stars in the same constellation", followed by 263 people on Pinterest. The time it takes for the Earth to complete one revolution around the sun with reference to the stars is called a/an, Planets beyond earth will appear brightest when the are at, Abe Mizrahi, Edward E. Prather, Gina Brissenden, Jeff P. Adams, Jeffrey O. Bennett, Megan O. Donahue, Nicholas O. Schneider. The set of spectral lines that we seen in a star's spectrum depends on a star's: A spectral line that appears at a wavelength of 321 nm in the lab appears at a wavelength of 328 nm in the spectrum of a distant object. The reason that most seti programs choose to listen at microwave radio frequencies is that. (c) may WebThe sentence Two stars that are in the same constellation, with the best answer Expert Solution & Answer Want to see the full answer? On a night when the Moon rises at 9 pm, what is its phase? Which of the following is not a hypothesis that can be tested by the scientific method? Comet tails extend from the comet in what direction? Could I really have seen two separate stars with my naked eye, or must it be a vision problem? In the space provided below each photo, write the name of the phase represented and the time of day when the picture was taken . Today, there are 88 officially recognized constellations. This group of stars is called the "big dipper." If you trace a line between the stars, it looks like a ladle, or dipper, that you'd use to dip soup from a pot. b. may actually be very far away from each other. Discuss the following problem. It must be the day of either the spring or fall equinox. In ancient times, the motions of the planets were more difficult to explain than the motions of the Sun and Moon because the, c. planets sometimes reverse their motion (retrograde motion). What is the correct order of these steps? At noon, how many degrees above the horizon is the Sun? There are two right answers, and you need to give both of them. (c) may actually be very far away from each other. As the Moon orbits the Earth, the part of the Moon that is lit is a changing fraction of the part that faces the Earth. They are the most massive of all the planets in the solar system since they are mainly composed of heavy elements like iron. You can specify conditions of storing and accessing cookies in your browser. The North Celestial Pole is 35 above your northern horizon. We say that the object's spectrum is: Which lists the jovian planets in order of increasing distance from the Sun? a. are in roughly the same direction in the sky but are not generally at the same distance from us. (*a*) maximum value; How does the period of the comet's orbit compare to the period of the asteroid's orbit? WebTake the three stars across Orion's Belt, left to right as viewed from the northern hemisphere. B. have higher frequencies and shorter wavelengths than lower energy photons. Light of which of the following kinds is observed by earthbound telescopes? A B. Respiratory surfaces are moist. A. Constellations are astronomical formations consisting of bright stars that appear near one another and can form a sequence that can be identified. Prove that $1+2+\cdots+n
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