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ERTH 101 Exam 3 Questions With Correct Answers

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©BRAINBARTER EXAM SOLUTIONS 2024/2025 ALL RIGHTS RESERVED. 1 | P a g e ERTH 101 Exam 3 Questions With Correct Answers Plasma - answerelectrically charged matter sun is made of this Thermonuclear fusion - answerThe fusion that takes place under high temperature The joining together of nucle...

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  • December 2, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • ERTH 101
  • ERTH 101
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©BRAINBARTER EXAM SOLUTIONS 2024/2025

ALL RIGHTS RESERVED.




ERTH 101 Exam 3 Questions With Correct
Answers


Plasma - answer✔electrically charged matter


sun is made of this


Thermonuclear fusion - answer✔The fusion that takes place under high temperature


The joining together of nuclei to form larger nuclei.


Hydrostatic equilibrium - answer✔the condition in which gravity and radiation pressure are

balanced


Radiation Pressure - answer✔the pressure resulting from the impact of photons on a surface or

gas


Differential rotation - answer✔Rotation of different regions of an object (different latitudes or

depths) at different rates


fastest at the equator


slower at the pole




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, ©BRAINBARTER EXAM SOLUTIONS 2024/2025

ALL RIGHTS RESERVED.
Core - answer✔the central region of a star where high temperatures and high densities allow

thermonuclear fusion reactions to occur, releasing energy


about 10 million K


Radiative Zone - answer✔the region of the sun above the core, where energy is transported

outward by means of electromagnetic radiation (photons scattering off of particles of mass)


Convective Zone - answer✔The region of the sun above the radiative zone, where energy is

transported outward by the means of the motion of gas


makes it all the away to the surface of the sun


Photosphere - answer✔the thin "surface" of the sun, from which radiation escapes into space


Chromosphere - answer✔the lower layer of the suns atmosphere


glowing pink- it is red coming from ionized hydrogen alpha and white from sun


Corona - answer✔the extended region of the extremely hot, low density gas surrounding the

sun


about 1 million K


Strong nuclear force - answer✔One of the four fundamental forces in nature, it binds particles

together the nucleus of an atom


holds the nucleus together


Proton-proton (P-P)

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, ©BRAINBARTER EXAM SOLUTIONS 2024/2025

ALL RIGHTS RESERVED.
chain - answer✔nuclear fusion of hydrogen into helium


Main sequence star


4 hydrogens go in and one helium goes out small stars


the sequence of reactions required to convert hydrogen nuclei into helium nuclei


CNO - answer✔nuclear fusion of hydrogen into helium


Main sequence star


large stars use CNO and produce greater energy in the core by


speeding up chemical reaction with faster rate of fusion


Antimatter - answer✔A form of matter that annihilates on contact with normal matter.

Particles and antiparticles of the same type have the same mass but opposite charge


Positron (e+) - answer✔the antimatter version of the electron, having the mass of the electron

but a positive charge


antimatter particle of antimatter


solar granulation - answer✔The pattern of cellular features on the solar surface, showing bright

interiors and dark edges


Neutrino - answer✔An electrically neutral, weakly interacting elementary subatomic particle

often created in nuclear reactions



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