Nebula Study guides, Class notes & Summaries
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Astronomy 1010 Exam #2 Chapter 12 with Complete & Verified Solutions
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Astronomy 1010 Exam #2 Chapter 12 with Complete & Verified Solutions 
During the formation of the Solar System, smaller particles in the solar nebula 
 
combined to form planetesimals, some of which provided the building blocks for 
 
planets. The majority of planetesimals did not become planets, however, and some 
of them remain in the Solar System today as debris left over from the time of 
planet formation. Asteroids are a special class of planetesimals that orbit around 
the Sun.
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TAMU GEOL 101 Exam 1 questions with correct answers
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Earth History CORRECT ANSWER - The study of change over very long spans of time: millions and billions of years. 
- 4.56B years old 
 
Accretion of the Earth CORRECT ANSWER - Earth formed by accretion of rocky nodules (chondrules) 
- Nodules and chemical compounds form by condensation in galactic nebula and solar nebula 
- Inner parts of solar nebula is rich metals, especially Fe metals are much more abundant then elsewhere in the galaxy 
 
Earth and Moon CORRECT ANSWER - Oldest Earth rock: 4.4B...
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Geology 1010 Exam 1 Dr. Coulson Clemson Questions and Answers 100% Pass
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Geology 1010 Exam 1 Dr. Coulson Clemson Questions and Answers 100% Pass What is science? One way of viewing the world around us ex.(historical, religious, philosophical) 
What does science rely on? Facts 
What is a principle? A fact that was a revelation in the field. 
What are the 4 steps of the scientific method? Observation (Step 0), Question, Hypothesis, Collect Data, Evaluate 
What is a Theory? A hypothesis that has been tested with a significant amount of data. 
What is a law? A law is an ...
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SDSU Ocean 100 Final SacramentoGrilo Questions and Answers 100% Solved correctly
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origin of earth - Answer-• Supernova: death of a star (great explosion) 
• Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to gravity and solar 
nebula formed. 
• Solar Nebula: describes formation of Earth 4.5 bya 
• Nebula: gas cloud 
origin of oceans - Answer-• volcanic explosion, H2O condensed and rained down for thousands of years 
to create oceans 
• icy comets hitting earth (responsible for 1/2 of earths ocean water) 
origin of life - Answer-•...
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ASTR 1141|260 Mid SEM Questions Ch. 1-13|With Correct Answers |Download To Score A+|18 Pages
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A carbon dioxide concentration of 400 parts per million (ppm) means that carbon dioxide represents ________ of Earth's atmosphere. - ️️less than 0.1% 
A habitable world is defined to be one that - ️️has conditions suitable for life 
A star less luminous than our Sun will have a habitable zone that is - ️️narrower and closer to the star than the habitable zone of the Sun 
A UFO is - ️️an unidentified object seen in the sky 
A wormhole is a - ️️shortcut between two distant par...
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SDSU Oceanography 100 Final Exam Questions and Correct Answers Verified
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SDSU Oceanography 100 Final Exam 
Questions and Correct Answers Verified 
origin of earth - CORRECT ANSWER-• Supernova: death of a star (great explosion) 
• Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to 
gravity and solar nebula formed. 
• Solar Nebula: describes formation of Earth 4.5 bya 
• Nebula: gas cloud 
origin of oceans - CORRECT ANSWER-• volcanic explosion, H2O condensed and 
rained down for thousands of years to create oceans 
• ic...
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ASTR 101 Exam 2 Krisciunas TAMU Questions with complete solutions
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What are the three types of spectra? Correct Answer-Continuous, emission, and absorption spectra 
 
What creates a continuous spectrum and what does it look like? Correct Answer-A hot solid, such as a star. 
 
All of the color is shown on the spectrum. There are no breaks. 
 
What creates an emission line spectrum and what does it look like? Correct Answer-A hot gas, such as a nebula. 
 
Only breaks in color are shown. 
 
What creates an absorption spectrum and what does it look like? Correct An...
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MEA 200 Exam #1 NCSU Questions and Verified Answers | Passed A+ | Latest Update
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big bang 
: -still energy left from explosion 
-discovered in 1960s 
-assumes earth came from material 
-Kant created most pop model of formation (planet accretion) 
nebula 
: beginning form of planets 
many bump into others and combine 
earths composition 
: -more dense material in center 
-heterogeneous (bc heat and dense elements melt and flow) 
2 
-accretion 
-compression 
-radioactive decay 
3 layers of earth 
: -based on composition 
-core, mantle, crust 
-metallic core sank to center 
lit...
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SDSU Ocean 100 Final SacramentoGrilo Exam Questions And Answers 100% Verified
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SDSU Ocean 100 Final SacramentoGrilo 
Exam Questions And Answers 100% Verified 
Origin of earth - answer• Supernova: death of a star (great explosion) 
• Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to gravity and 
solar nebula formed. 
• Solar Nebula: describes formation of Earth 4.5 bya 
• Nebula: gas cloud 
origin of oceans - answer• volcanic explosion, H2O condensed and rained down for 
thousands of years to create oceans 
• icy comets hitting ...
-
SDSU Ocean 100 Final SacramentoGrilo Exam Questions And Answers 100% Verified
- Exam (elaborations) • 20 pages • 2024
- Available in package deal
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- $13.49
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SDSU Ocean 100 Final SacramentoGrilo 
Exam Questions And Answers 100% Verified 
Origin of earth - answer• Supernova: death of a star (great explosion) 
• Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to gravity and 
solar nebula formed. 
• Solar Nebula: describes formation of Earth 4.5 bya 
• Nebula: gas cloud 
origin of oceans - answer• volcanic explosion, H2O condensed and rained down for 
thousands of years to create oceans 
• icy comets hitting ...
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