Essential Cosmic Perspective
9th Edition
ISBN: 9780135795033
Author: Bennett
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 12EAP
Briefly describe the Moons cycle of phases. Can you ever see a full moon at noon? Explain.
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14. Why does Earth not see a lunar eclipse once a month?A. Wait . . . there is a lunar eclipse every month.B. the plane of the Moon’s orbit is tilted to the plane of Earth’s orbitC. the Sun, Earth, and Moon do not line up in this order once a monthD. Because I said so.
Which statement describes the sun's position relative to planetary orbits?
A. The sun is at the center of each planet's circular orbit.
B. The sun is midway between the foci of each planet's elliptical orbit.
C. The sun is one focus of each planet's elliptical orbit.
D. The sun alternates between the two foci of planetary orbits.
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Chapter 2 Solutions
Essential Cosmic Perspective
Ch. 2 - Prob. 1VSCCh. 2 - Which of the four labeled points represents the...Ch. 2 - Which of the four labeled points represents the...Ch. 2 - The diagram exaggerates the sizes of Earth and the...Ch. 2 - Given that Earths actual distance from the Sun...Ch. 2 - As viewed from Earth, in which zodiac...Ch. 2 - If the date is April 21, what zodiac constellation...Ch. 2 - If the date is April 21, what zodiac constellation...Ch. 2 - Prob. 1EAPCh. 2 - Suppose you were making a model of the celestial...
Ch. 2 - On a clear, dark night, the sky may appear to be...Ch. 2 - Why does the local sky look like a dome? Define...Ch. 2 - Prob. 5EAPCh. 2 - What are circumpolar stars? Are more stars...Ch. 2 - What are latitude and longitude? Does the local...Ch. 2 - What is the zodiac, and why do we see different...Ch. 2 - Suppose Earth’s axis had no tilt. Would we still...Ch. 2 - Briefly describe key facts about the solstices and...Ch. 2 - What is precession? How does it affect our view of...Ch. 2 - Briefly describe the Moons cycle of phases. Can...Ch. 2 - Why do we always see the same face of the Moon?Ch. 2 - Why don’t we see an eclipse at every new and full...Ch. 2 - What do we mean by the apparent retrograde motion...Ch. 2 - Prob. 16EAPCh. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Prob. 18EAPCh. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Prob. 20EAPCh. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Prob. 23EAPCh. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Decide whether the statement makes sense (or is...Ch. 2 - Two stars that are in the same constellation (a)...Ch. 2 - The north celestial pole is 35° above your...Ch. 2 - Beijing and Philadelphia have about the same...Ch. 2 - In winter, Earth’s axis points toward the star...Ch. 2 - When it is summer in Australia, the season in the...Ch. 2 - If the Sun rises precisely due east. (a) you must...Ch. 2 - A week after full moon, the Moon’s phase is (a)...Ch. 2 - The fact that we always see the same face of the...Ch. 2 - If there is going to be a total lunar eclipse...Ch. 2 - When we see Saturn going through a period of...Ch. 2 - Cultural Constellations. Many cultures have...Ch. 2 - Group Discussion: Sharing the Sky. Astronomers...Ch. 2 - Prob. 39EAPCh. 2 - These questions may be answered individually in...Ch. 2 - These questions may be answered individually in...Ch. 2 - These questions may be answered individually in...Ch. 2 - These questions may be answered individually in...Ch. 2 - New Planet. A planet in another solar system has a...Ch. 2 - Your View of the Sky. a. What are your latitude...Ch. 2 - View from the Moon. Suppose you lived on the Moon,...Ch. 2 - View from the Sun. Suppose you lived on the Sun...Ch. 2 - Farther Moon. Suppose the distance to the Moon...Ch. 2 - Smaller Earth. Suppose Earth were smaller. Would...Ch. 2 - Project: Eclipse Trip. Find details about a future...Ch. 2 - Be sure to show all calculations clearly and state...Ch. 2 - Find the Sun’s Diameter. The Sun has an angular...Ch. 2 - Prob. 54EAPCh. 2 - Prob. 55EAP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Two moons orbits a planet. Describe the orientation of the moons in their orbits that will result in the smallest tides on the surface of the planet. Explain.arrow_forward3.Please draw the picture of solar eclipse and explain solar eclipse. FIRO FIROarrow_forwardIf you lived on Mars, which planets would describe retrograde loops? Which would never be visible as crescent phases?arrow_forward
- According to the solar nebula theory, why is the Earth’s orbit nearly in the plane of the Sun’s equator?arrow_forwardYou are packing for a vacation on a planet orbiting another star that is much like the Sun. Why might you want some information about the planets orbit size and axis tilt to know what to pack?arrow_forwardYou take the 10:30 pm bus home after studying at the library. While you wait at the bus stop, what phases of the Moon could you possibly see? A. waxing crescent through full Moon B. full Moon through waning crescent O C. new Moon through waxing gibbous D. waxing gibbous through third quarter O E. first quarter through waning gibbousarrow_forward
- Each year, the radius of the moon’s orbit increases by about 3.8 cm. How does this change affect the length of a month?A. A month gets longer.B. A month gets shorter.C. The length of a month stays the same.arrow_forward2. During a sunrise, the Sun appears to "rise up" from the horizon. Why does this happen? A. Earth is spinning on its axis. B. The Sun is circling around Earth C. The Sun is moving closer to Earth. D. Earth is revolving around the Sun. Explanation:arrow_forwardIf the Moon is in the waning gibbous phase tonight, approximately how long will it be until the Moon is in the waning crescent phase? A. a month B. one week C. one day O D. three weeks E. two weeksarrow_forward
- Explain why the Moon sometimes causes an annular eclipse. Why do the tides happen and roughly how many high tides will a location see per day?arrow_forwardment with telescopes Question #2: Which statement explains how a lunar eclipse happens? A. The sun casts a shadow on Earth. B. Earth casts a shadow on the sun. C. Earth casts a shadow on the moon. D. The moon casts a shadow on Earth.arrow_forwardThe moons Prometheus and Pandora orbit Saturn at 139,350 and 141,700 kilometers, respectively. a. Using Newton's version of Kepler's third law, find the orbital periods of the two moons. b. Find the percent difference in their.distances and in their orbital periods. c. Consider the two in a race around Saturn: In one Prometheus orbit, how far behind is Pandora (in units of time)? In how many Prometheus orbits will Pandora have fallen behind by one of its own orbital periods? Convert this number of periods back into units of time. This is how often the satellites pass by each other.arrow_forward
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