Bundle: Foundations of Astronomy, Enhanced, Loose-Leaf Version, 13th + MindTap Astronomy, 2 terms (12 months) Printed Access Card
13th Edition
ISBN: 9781337214353
Author: Seeds, Michael A., Backman, Dana
Publisher: Cengage Learning
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Question
Chapter 1, Problem 4DQ
To determine
Whether earth can be an extrasolar planet when viewed from a planet orbiting a different star.
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Chapter 1 Solutions
Bundle: Foundations of Astronomy, Enhanced, Loose-Leaf Version, 13th + MindTap Astronomy, 2 terms (12 months) Printed Access Card
Ch. 1 - Prob. 1RQCh. 1 - What is the largest dimension of which you have...Ch. 1 - What is the difference between the Solar System,...Ch. 1 - What is the difference between the Moon and a...Ch. 1 - Why do astronomers now label Pluto a dwarf planet?Ch. 1 - Why are light-years more convenient than miles,...Ch. 1 - Why is it difficult to detect planets orbiting...Ch. 1 - Prob. 8RQCh. 1 - What is the difference between the Milky Way and...Ch. 1 - Prob. 10RQ
Ch. 1 - Prob. 11RQCh. 1 - Where are you in the Universe? If you had to give...Ch. 1 - Prob. 13RQCh. 1 - Prob. 14RQCh. 1 - Prob. 15RQCh. 1 - How do we know? How does the scientific method...Ch. 1 - Prob. 1DQCh. 1 - Prob. 2DQCh. 1 - Prob. 3DQCh. 1 - Prob. 4DQCh. 1 - The equatorial diameter of Earth is 7928 miles. If...Ch. 1 - The equatorial diameter of the Moon is 3476...Ch. 1 - One astronomical unit (AU) is about 1.5 108 km....Ch. 1 - A typical galaxy is shown on the first page of the...Ch. 1 - The time of the Cambrian explosion is listed on...Ch. 1 - Venus orbits 0.72 AU from the Sun. What is that...Ch. 1 - Light from the Sun takes 8 minutes to reach Earth....Ch. 1 - The Sun is almost 400 times farther from Earth...Ch. 1 - If the speed of light is 3.0 105 km/s, how many...Ch. 1 - Prob. 10PCh. 1 - How long does it take light to cross the diameter...Ch. 1 - The nearest galaxy to our home galaxy is about 2.5...Ch. 1 - How many galaxies like our own would it take if...Ch. 1 - Look at the center of Figure 14. Approximately...Ch. 1 - Look at Figure 1-6. How can you tell that Mercury...Ch. 1 - Prob. 3LTLCh. 1 - Look at Figure 1-12. Would you call the...Ch. 1 - Of the objects listed here, which would be...Ch. 1 - Prob. 6LTL
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- The Sun was once thought to be a planet. Explain why.arrow_forwardthe co te on Pictor. The 270 TOI System TOI 270 c Earth 365-day orbit $1 AU from Sun Habitable 5.7-day orbit 0.05 AU $2.4 Earth radii Largest in system 59 F, 15 C 300 F, 150 C TOI 270 TOI 270 d M3-type dwarf star TOI 270 b $11.4-day orbit 0.07 AU 3.4-day orbit 2.1 Earth radii 0.03 AU Temperate 1.25 Earth radii Likely rocky 150 F. 67 C 490 F. 254 C Figure taken from https://exoplanets.nasa.gov/news/1593/tess-scores-hat-trick-with-3-new-worlds/ What makes the TOI-270 system particularly interesting is that the three exoplanets detected this far (there may be more) have sizes comparable to the Earth. Compare the orbital period of TOI 270 c and TOI 270 d. For every revolution that TOI 270 d makes around the host star TOI 270, how many revolutions does TOI 270 c make?arrow_forwardF2 Planets in the habitable zone of their stars: 1 #3 3 O are so far from their stars that it is very difficult to discover them O are at a temperature where water can exist as a liquid on the planet's surface O are always the planets closest to the star are also called hot Jupiters O cannot exist around stars that are red dwarfs (spectral type M) E G D F3 $ 54 2 4 R F4 LL F DII % 5 Q Search F5 T 9 -0. G < 6 A F6 Y * F7 & 7 H PrtScn U FB 8 Home Jarrow_forward
- In 3–5 sentences, explain how the shape of planetary orbits affects their orbital velocity. Include the proper law of planetary motion as part of your answer. In 3–5 sentences, explain how the shape of planetary orbits affects their orbital velocity. Include the proper law of planetary motion as part of your answer.arrow_forwardWhat will be the long-term future of our Galaxy?arrow_forwardThe time of the Cambrian explosion is listed on the second page of the Universe Bowl on the inside cover of the printed book. Express that time in scientific notation.arrow_forward
- Calculate the orbital speed in km/s of the planet Threa given that the radius of the Threa's orbit is 1.5 x 108 km and 1 year lasts for 500 earth days. Assumptions: Threa's orbit is circular Threa's star is at the exact center of its orbitarrow_forwardA planet very similar to earth is found to be orbiting its star at a distance of 1800 million km (I.e., 1800 × 10^6 = 1.8 × 10^9 km) with a period of 21 440 days. Calculate the mass of the star in units of solar masses.arrow_forwardA planet is located at < - 3×1010, 8×1010, - 5×1010 > m. A star is located at < 8×1010, - 5×1010, 5×1010 > m.arrow_forward
- Two planets, planet A and planet B, have the same surface gravity. However, planet B has twice the radius of planet A. How does the mass of planet B compare to the mass of planet A? The mass of planet B is four times the mass of planet A. The mass of planet B is equal to the mass of planet A. The mass of planet B is one-half the mass of planet A. The mass of planet B is twice the mass of planet A. The mass of planet B is one-fourth the mass of planet A.arrow_forwardSaturn is approximately 10 times as far away from the sun as the earth. If dark matter changed the orbital properties of the planets so that Saturn had the same orbital speed as the earth, Saturn’s orbital acceleration would be ________ that of the earth.A. 1/10B. 1/100C. 1/1000D. 1/10,000arrow_forwardplease quickly thanks !!!!arrow_forward
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