Space

Astronomy Mid Term

The number of degrees in a full circle is 360 How many arcseconds are there in a full circle? 360 x 3600 In angular measurements used in astronomy, how many right angles are there in a full circle? four One arcsecond is equal to 1/3600 degree One arcminute is equal to 1/60 degree. On a […]

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Solar System Vocabulary Worksheet

Solar nebula a huge spinning cloud of dust and gas Axis an imaginary line running through the center of an object Revolve to turn on an axis Astronomer one who studies planets and stars in space Planet a large object in space that orbits around a star Moon a celestial object that orbits about a […]

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224 – Space

Quiz: How Did Planets Form? Question 1a of 10 ( 2 Comets and Asteroids 147012 ) Maximum Attempts: 1 Question Type: Multiple Choice Maximum Score: 5 Question: Which of these is mostly made up of ice? Choice Feedback A. Meteors That’s not correct. They are not mostly made up of ice, but rock. B. Asteroids […]

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Planets of the solar system pt1

The hottest planet in the solar system is_________ and the coldest is ____________ Venus and Neptune The gas giant are ______ dense and have ________ moons than the terrestrial planets Less….more Planets are kept in their orbits by the gravitational attraction of the ____ Sun The planets with the strongest winds is ______________ Neptune The […]

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Astronomy Homework for Exam 2

the 8000 K star would emits more light at every wavelength and would emit photons with a higher energy describe 2 ways in which the thermal radiation spectrum of an 8000 K star would differ from a 4000 K star ??? Doppler Effect the effect that shifts the wavelengths of spectral features in objects that […]

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Chapter 13 – Quiz 13

Based on everything you have learned about the formation of our solar system, which of the following statements is probably not true? Other solar systems will also have planets in the two basic categories of terrestrial and jovian. Only a tiny percentage of stars are surrounded by spinning disks of gas during their formation. Other […]

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Science Unit 3 Test- Units 1 and 2

What is the solar system? It is the sun and all of the planets and other bodies that orbit the sun. Who purposed the early models of the solar system? Aristotle, Aristarchus, Ptolemy, Copernicus, Kepler, and Galileo. What is the heliocentric model? The earth and other planets that orbit the sun. What is geocentric model? […]

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Chapter 27: Planets of the Solar System

solar system the sun and all of the planets and other bodies that travel around it planet any of the primary bodies that orbit the sun; a similar body that orbits another star solar nebula a large cloud of gas and dust such as the one that formed our solar system planetesimal a small body […]

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Science Chapter 23

According to a relatively recent discovery, which planet has one satellite? Pluto Most meteor showers are associated with the orbits of Comets A comet’s tail always points Away from the sun Which of the following is NOT a terrestrial planet? Jupiter How many known satellites does Mars have? 2 Which of the following is NOT […]

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Earth Studies HW 2

Which group of planets in our solar system is known as the terrestrial planets? Mercury, Venus, Earth, Mars Which group of planets within the solar system is known as the Jovian, or giant, planets? Jupiter, Saturn, Uranus, Neptune Which three groups of substances compose both the inner and outer planets of the solar system? gases, […]

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Astronomy 1,2

Why did early civilizations observe constellations? for practical reasons, such as navigation and helping to determine seasons What conditions are necessary for a total solar eclipse? new moon on ecliptic near perigee The parallax shift of a star would be greater if viewed from Mars than from Earth. true The orbits of most of the […]

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Astronomy Final M/C and Vocab

The universe is said to be closed if gravity is strong enough to stop the expansion in a finite time The cosmological principle states that the universe is homogeneous isotropic The resolution of Olber’s paradox suggests that it gets dark at night because the universe is not infinite in age The average star spends ___ […]

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Astronomy Chapter 6: Formation of the Solar System

What does the solar system look like? Planets are very tiny compared to distances between them Sun -Over 99.8% of solar system’s mass -Made mostly of H/He gas (plasma) -Converts 4 million tons of mass into energy each second Mercury -Made of metal and rock; large iron core -Desolate, cratered; long, tall, steep cliffs -Very […]

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Astronomy Chapter 1

What is the meaning of the word cosmos? the sum total of all matter and energy, that is, everything within and between all galaxies Which of the following has your “address” in the correct order? you, Earth, solar system, Milky Way, Local Group, Local Supercluster About where is our solar system located within the Milky […]

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Astro Review

Which of the following sentences is NOT true about science? . Science only progresses by following the scientific method. About how old is the earth? 4.8 billion years old Which of the following is one of Kepler’s laws? . All of these are Kepler’s laws. Order the following parts of our cosmic address from the […]

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Earth Science – Unit 1: Origin Of The Earth QUIZ 2

I believe that our solar system formed by the same process as star formation. A huge cloud of dust and gas collapsed and condensed. Gravity pulled matter into the center core, nuclear fusion began, and our Sun was created. Remaining matter and gas clumped together to form the planets. I believe in the _____. A: […]

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Planets and Solar System (SCIENCE)

Sun Center of the solar system, made of hot plasma, star. Moon The Earths only natural satellite. Earth 3rd planet from the sun, only known planet in the universe to harbor life. Mars 4th planet from the sun, 2nd planet in the solar system. 1 day 40 minute days. Moons are Phobos and Deimos. Phobos […]

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ASTR 103 Ch 3 Quizes

The names of the seven days of the week are based on the Seven naked-eye objects that appear to move among the constellations By the late 1600s, science and technology in China fell behind that of Europe. Many historians believe that this happened because A culture of secrecy discouraged broad collaborative efforts The path that […]

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6th GRADE – THE SOLAR SYSTEM

Which planet has the lowest density and hundreds of thin rings? Saturn Johannes Kepler discovered that the orbits of plants are in what shape? elliptical A planet that is very hot and has sulfuric acid in its clouds is … Venus What is the name of the moon closest to Jupiter? It has active volcanoes. […]

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Solar System Cards

Asteroid a small, solid object that orbits the sun Asteroid Belt a band of orbiting rubble that separates the gas giant planets from the terrestrial planets Comet a mass of ice, rock, and gas orbiting the sun Dwarf Planet a round object that orbits the sun but doesn’t orbit a planet Gas Giant Planet one […]

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Cosmic Perspective Chapter 8 & 9

1) What percentage of the mass of the solar nebula consisted of elements other than hydrogen and helium? A) 0 percent B) 0.1 percent C) 2 percent D) 20 percent E) 80 percent C 2) Where did the elements heavier than hydrogen and helium come from? A) They were produced in the Big Bang. B) […]

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