M3 EXAM 1.1 _ Introduction to Astronomy_ 2024SPI-ASTRO-010-101

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Evergreen Valley College *

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Feb 20, 2024

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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 1/31 M3 EXAM 1 Due Jan 7 at 11:59pm Points 100 Questions 50 Available until Jan 8 at 11:59pm Time Limit 60 Minutes Allowed Attempts 2 Instructions Attempt History Attempt Time Score LATEST Attempt 1 35 minutes 98 out of 100 Correct answers are hidden. Score for this attempt: 98 out of 100 Submitted Jan 4 at 2:52pm This attempt took 35 minutes. Instructions There are 50 multiple choice questions based on the material covered in Modules 1-3. The exam is open book with a one hour time limit. You will have two attempts; Canvas will keep your higher score. If you plan on taking the exam a second time, please take at least two hours to study the material before you start the second attempt. Grading 2 points per question, 50 questions = 100 points possible. Expected Time on Task: 1 hour Take the Quiz Again 2 / 2 pts Question 1
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 2/31 Which of these would be a good resource for someone looking to learn about astronomy? A local astronomy group webpage A magazine about astronomy An astronomy club at a local college or university All of these 2 / 2 pts Question 2 In the scientific method, what is the interpretation of the results? A scientific question The data A conclusion 2 / 2 pts Question 3 When scientists want to know more about the universe around them, they: Look at some data and write about them in journals Read about what other scientists have done and rewrite the information in their own words
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 3/31 Learn about previous work, design and run their own experiment, and analyze the results 2 / 2 pts Question 4 Which of these must be true of a hypothesis? It is a true statement of how nature works It is a proposed explanation that is testable It is a guess, based on a hunch the scientist has 2 / 2 pts Question 5 Is it possible for people to do astronomy at their home? Yes, they can see the Sun, Moon, stars and some planets, and can watch them rise and set No, unless they have a powerful enough telescope 2 / 2 pts Question 6 What is the name of constellation A?
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 4/31 Cassiopeia The Big Dipper Saggitarius Scorpius 2 / 2 pts Question 7 As an observer watches a star rising directly in the East, in what direction will it move?
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 5/31 Straight up toward zenith Horizontally toward the south Up at an angle, toward the south Down, beneath the horizon 2 / 2 pts Question 8 What constellation is this?
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 6/31 The Big Dipper Saggitarius Orion Cassiopeia 2 / 2 pts Question 9 Why do stars rise and set? Earth rotates on its axis The celestial sphere spins one way and the Solar system spins the opposite way Stars revolve around the center of the Milky Way Galaxy 2 / 2 pts Question 10 In which constellation is Polaris (The North Star)?
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 7/31 A B C 2 / 2 pts Question 11 What constellation is this? The Big Dipper
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 8/31 Orion Cassiopeia Saggitarius 2 / 2 pts Question 12 Stars located near _____ appear to move in a circle over the course of 24 hours when viewed from San Jose. The Sun (center of the Solar System) Polaris (the North Star) Orion (with the star Betelgeuse) The Moon (in any phase) 2 / 2 pts Question 13 Which of these photos of the horizon was taken by someone standing exactly on the North pole? Photo A:
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 9/31 Image credit: ESO/S. Brunier (https://commons.wikimedia.org/wiki/File:Ripples_Across_the_Chilean_Sky.jpg) / CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/deed.en) Photo B: Image credit: Denali National Park and Preserve (https://commons.wikimedia.org/wiki/File:Denali_Star_Trails_- _Jacob_W._Frank_(6919175676).jpg) / CC BY 2.0 (https://creativecommons.org/licenses/by/2.0/deed.en) Photo C:
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 10/31 Image credit: 0x010C (https://commons.wikimedia.org/wiki/File:2016- 05_Grand_Ballon_circumpolar_star_trails_02.jpg) / CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/deed.en) A B C Any of the above 2 / 2 pts Question 14 A star rises directly in the East. In what direction will you look to see it set? North West East It never sets
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 11/31 2 / 2 pts Question 15 In which direction was this photographer looking? Image credit: 0x010C (https://commons.wikimedia.org/wiki/File:2016- 04_Tour_de_la_Miotte_circumpolar_05.jpg) / CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/deed.en) North South East West 2 / 2 pts Question 16
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 12/31 When a circumpolar star is directly overhead, what direction does the observer see it moving? Clockwise Counterclockwise Up to the right 2 / 2 pts Question 17 A star rises directly in the East. In what direction will it be 6 hours later?
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 13/31 North and halfway up East and high South and halfway up West and low 2 / 2 pts Question 18 Which of these statements is true about the North Star (Polaris) viewed from San Jose? It is the brightest star It is only above the horizon from 6pm to 6am It never sets It can be seen from anywhere on the globe 2 / 2 pts Question 19 A star rises directly in the East. Roughly how many hours out of a 24-hour day is it above the horizon?
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 14/31 0 6 12 24 2 / 2 pts Question 20 Roughly how many hours out of a 24-hour day is a circumpolar star above the horizon? 0
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 15/31 12 24 2 / 2 pts Question 21 In what direction was this photograph taken? Image credit: Samuele Errico Piccarini (https://unsplash.com/photos/Ya3FqJdKVaw) / CC0 West East North South Straight up
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 16/31 2 / 2 pts Question 22 What constellation is this? Orion Cassiopeia The Big Dipper Saggitarius 2 / 2 pts Question 23 What is the name of constellation B?
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 17/31 Cassiopeia The Little Dipper Saggitarius Scorpius The Big Dipper 2 / 2 pts Question 24 Who is most likely to use a star chart of constellations to find a particular star? An amateur astronomy out with her friends A professional astronomer communicating with other astronomers
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 18/31 2 / 2 pts Question 25 What is the name of constellation C? The Big Dipper Cassiopeia Taurus Orion 2 / 2 pts Question 26 When a circumpolar star is to the North just above the horizon, what direction does the observer see it moving?
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 19/31 Left (west) Right (east) Down (toward the horizon) Up (toward zenith) 2 / 2 pts Question 27 This landform formed when: Image credit: moonietoons (https://pixabay.com/en/desert-sand-sand- dunes-death-valley-1435076/) / CC0
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 20/31 (https://creativecommons.org/publicdomain/zero/1.0/) winter changed into summer water flowed through a channel wind blew across the surface 2 / 2 pts Question 28 Which of the following is necessary for meteor impact craters to form on a planet? Liquid Atmosphere Hot molten interior None of the above 2 / 2 pts Question 29 Venus and Earth are about the same size, so their interiors are roughly the same temperature. However, because Venus is closer to the Sun, it has a surface that is too hot for liquid water. What is one major difference between the features you would expect on the surfaces of these planets? Venus has fewer large impact craters than Earth Venus has fewer volcanoes than Earth Venus has fewer stream beds than Earth
1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 21/31 Venus's surface is essentially identical to Earth 2 / 2 pts Question 30 Stream beds will only form on a planet that has Liquid Plate tectonics Frozen water (ice) Hot molten interior 2 / 2 pts Question 31 A convergent plate boundary with a subducting tectonic plate is when the: Plates move towards each other Plates move away from each other Plates move side to side Plates do not move and are stable 2 / 2 pts Question 32 The Moon is large enough
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 22/31 to be round to have a hot, molten interior to have an atmosphere to have a magnetic field to have auroras 0 / 2 pts Question 33 Incorrect Incorrect To determine if a planet has a hot, molten interior, scientists can look for a magnetic field volcanoes divergent ridges parallel deep trenches and mountains any of these 2 / 2 pts Question 34 The planet with this landform must have:
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 23/31 Image credit: U.S. Geological Survey (http://www.pbs.org/wgbh/nova/earth/volcano-parts.html) / a hot, molten interior an atmosphere seasons liquid 2 / 2 pts Question 35 Venus has an interior that is hot enough for rocks to melt, and a surface that it too hot for liquid water. What features might you see on the surface of Venus?
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 24/31 Streams Volcanoes Both streams and volcanoes Neither streams nor volcanoes 2 / 2 pts Question 36 Which of the following landforms would form without a hot molten interior, without an atmosphere, and without liquid? Sand dunes Volcanoes Meteor impact craters Stream beds Divergent boundaries 2 / 2 pts Question 37 Which is not an agent that modifies/changes a planet's surface? wind from the atmosphere lava from a volcano stream from liquid water
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 25/31 radiation through the ozone 2 / 2 pts Question 38 Which of the following is necessary for divergent plate boundaries to occur on a planet? Atmosphere Hot molten interior None of the above 2 / 2 pts Question 39 An atmosphere is required for which of the following landforms to occur on a planet? Sand dunes Volcanoes Meteor impact craters Divergent boundaries 2 / 2 pts Question 40 The Moon is large enough
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 26/31 To have a hot, molten interior To have auroras To have layers (core, mantle, crust) 2 / 2 pts Question 41 If the Earth were one-quarter its actual size (making it a small terrestrial planet so it has no hot interior), what might be different about its surface? No streambeds No impact craters No volcanoes 2 / 2 pts Question 42 Which statement is true about the Moon and auroras (Northern and Southern lights)? The Moon has auroras because the solar wind affects its atmosphere The Moon has auroras because it has a magnetic field The Moon does not have auroras because it does not have a magnetic field or atmosphere
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 27/31 The Moon does not have auroras because no solar wind hits it, and it has no atmosphere 2 / 2 pts Question 43 Before the mare basalt erupted on the Moon, the rate of meteor impacts was ____________ the rate was after the mare basalt had erupted. greater than less than the same as 2 / 2 pts Question 44 Which of these graphs best shows how the rate of impact craters forming on the Moons surface changed through time? Accessible text description of this diagram (https://sjeccd.instructure.com/courses/40207/pages/long-desc-m3-exam- q70)
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 28/31 A B C 2 / 2 pts Question 45 Why has the rate of meteor impacts decreased so much, considering the large number that occurred soon after the Moon formed? There are more meteors in the region of the Moon They all landed, and there are only a few left The meteors were all headed towards the Moon, now they are headed towards the Sun 2 / 2 pts Question 46 On the Moon, why is the basalt mare surface smoother (fewer craters) than the highlands? The basalt is denser and darker than the highlands The basalt attracts fewer meteors than the highlands The basalt is younger than the highlands There is more basalt than the highlands
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 29/31 2 / 2 pts Question 47 On the Moon, there are more impact craters on the: highlands because it is younger than the mare basalt highlands because it is older than the mare basalt mare basalt because it is harder than the highlands mare basalt because it is softer than the highland 2 / 2 pts Question 48 This grid represents a portion of the celestial sphere. What are the correct coordinates for star A? Accessible text description of this diagram (https://sjeccd.instructure.com/courses/40207/pages/long-desc-m3-exam- q73-78)
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 30/31 R.A 75 Dec 30 o o R.A 60 Dec 0 o o R.A 105 Dec 20 o o R.A. 105 Dec -20 o o 2 / 2 pts Question 49 This grid represents a portion of the celestial sphere. What are the correct coordinates for star B? Accessible text description of this diagram (https://sjeccd.instructure.com/courses/40207/pages/long-desc-m3-exam- q73-78) R.A 75 Dec 30 o o R.A 60 Dec 0 o o R.A 105 Dec 20 o o R.A. 105 Dec -20 o o
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1/4/24, 2:53 PM M3 EXAM 1 : Introduction to Astronomy: 2024SPI-ASTRO-010-101 https://sjeccd.instructure.com/courses/40207/quizzes/268712 31/31 2 / 2 pts Question 50 This grid represents a portion of the celestial sphere. Which of these is the closest to Polaris? Accessible text description of this diagram (https://sjeccd.instructure.com/courses/40207/pages/long-desc-m3-exam- q73-78) A B C D Quiz Score: 98 out of 100
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