Cosmogony/Quiz

Cosmogony is a lecture and an article studying the origin or initial construction of the universe or any portion. It is a mini-lecture for a quiz-section as part of the astronomy course on the principles of radiation astronomy.

You are free to take this quiz based on cosmogony at any time.

To improve your score, read and study the lecture, the links contained within, listed under See also, External links, and in the template. This should give you adequate background to get 100 %.

As a "learning by doing" resource, this quiz helps you to assess your knowledge and understanding of the information, and it is a quiz you may take over and over as a learning resource to improve your knowledge, understanding, test-taking skills, and your score.

Suggestion: Have the lecture available in a separate window.

To master the information and use only your memory while taking the quiz, try rewriting the information from more familiar points of view, or be creative with association.

Enjoy learning by doing!

Quiz
{True or False, Cosmogony is any scientific theory concerning the coming into existence, or origin, of the cosmos or universe, or about how what sentient beings perceive as "reality" came to be. + TRUE - FALSE
 * type=""}

{Which of the following are cosmogonical phenomenon associated with the Sun, or solar system? + watery abyss + aphrodite + Hermeneutes - cold dark matter + Heracles - unseen mass + Silver age
 * type="[]"}

{True or False, Steiner’s cosmogony takes the basic form of the gnostic myth. + TRUE - FALSE
 * type=""}

{Complete the text: Match up the type of Sun system astrogony with each of the possibilities below: Babylonian epic story of creation - A a primordial or first Greek god - B the primeval chaos - C creation of heaven and earth - D Greek god personifying the sky - E Cronus (Saturn) castrating his father - F separation of the waters by a firmament { D (i) }. Chaos magno { B (i) }. Uranus { F (i) }. watery abyss { C (i) }. Ouranos { E (i) } Enuma Elish { A (i) }.
 * type="{}"}

{True or False, Democritus and Anaxagoras taught that there was a time when the Earth was without the Moon. + TRUE - FALSE
 * type=""}

{Aphrodite is linked to the Moon through her epithet { Pasiphaessa|Pasiphaessa (i) }
 * type="{}"}

{True or False, According to Hesiod's Theogony, Uranus was conceived by Gaia alone, but other sources cite Aether as his father. + TRUE - FALSE
 * type=""}

{Complete the text: The moon was formed independently of the earth and later { captured (i) }, presumably by a { three-body| three body (i) } interaction.
 * type="{}"}

{True or False, Hippolytus refers to a legend that Arcadia brought forth Pelasgus, of greater antiquity than the moon. + TRUE - FALSE
 * type=""}

{The following phenomena are associated with the Golden Age? - Jupiter + An, the oldest and highest of the Sumero-Babylonian gods + Saturn + There is one God, greatest among gods and men - Nabu or Nebo - Hermes invented one language for one people, another for another
 * type="[]"}

{True or False, Mercury may have once been a satellite of Jupiter, or possibly of Saturn. + TRUE - FALSE
 * type=""}

{Which of the following phenomena are associated with Venus? + separate stars, Phosphorus, the morning star, and Hesperus, the evening star - locally available carving tools + the ionosphere was observed to become elongated downstream, rather like a long-tailed comet, during a rare period of very low density solar outflow + Lucifer, literally "Light-Bringer", and Vesper - currently dormant volcanoes only on the Sun-facing side - a breathable atmosphere
 * type="[]"}

{Yes or No, The formation of exponential disks is an outstanding problem in cosmogony. + Yes - No
 * type=""}

{Which of the following refer to an aspect of current cosmogonic models? - fragmentation of asteroids + accretion - Mars - Jupiter + transformation by accretion + kilometer-size objects - hyperbolic comets - asteroid belt + bodies comparable in size to the Earth
 * type="[]"}

{True or False, The 9M CMD of the LMC is assembled from MACHO. + TRUE - FALSE
 * type=""}

{It is important to study the stellar populations of nearby galaxies in order to understand the processes of galaxy { evolution (i) }.
 * type="{}"}

{True or False, A new cosmogony predicts that all particles in one stream have the same mineral composition. + TRUE - FALSE
 * type=""}

{Which of the following are characteristic of theoretical cosmogony? + definitions of cosmogony + creations of the universe - a decay product of uranium + metaphysical study + cultural or religious views + origin and fate of the physical universe
 * type="[]"}

{True or False, A universe may be dominated by neutrinos and cold dark matter. + TRUE - FALSE
 * type=""}

{Which phenomenon are associated with cold dark matter? + unseen mass - a bubble in space + range of masses of galaxies - hot neutrinos + Einstein-de-Sitter 'flat' universe + the cosmological density parameter Ω
 * type="[]"}

{True or False, In cosmogonic schemes involving cold dark matter, there is an equally obvious process that might inhibit galaxy formation in the incipient voids. - TRUE + FALSE
 * type=""}

{Complete the text: Match up the entity, source, or object with the cosmogony: popular contemporary writings - A a source spectrum peaking sharply at photon energies of 100 eV - B a lucky entity - C an entity of evolution - D most of the initial baryons - E a cloud of 105–107 M⊙ - F natural selection { D (i) }. the laws of physics { A (i) }. one or a few SMOs { F (i) }. chance { C (i) }. a population of stars { E (i) } a blackbody spectrum with temperature of 106 K { B (i) }.
 * type="{}"}

{True or False, The overdense regions having turned into dark population III objects. + TRUE - FALSE
 * type=""}

{The strong force is involved in which of the following phenomena? + s-waves + the sum of the spins - neutrinos + Pauli's exclusion principle + deuterium - radio waves
 * type="[]"}

{True or False, The first systematic attempt to base a theory of the origin of the solar system on electromagnetic or hydromagnetic effects was made by Alfvén in 1942. + TRUE - FALSE
 * type=""}

{Which of the following are associated with electromagnetics? + angular momentum transfer + solar wind + protons + electrons - the baryon neutrino + charge neutralization
 * type="[]"}

{True or False, The temperature of the cores of stars may be determined by the balance between the gravitational attraction and the gas pressure. + TRUE - FALSE
 * type=""}

{Which of the following are involved in the weak force? - a core which emits neutrinos + Fermi's β-decay theory - 26Al - undetectable with balloon-borne detectors + Gamow-Teller interactions - steady enough emission to be used as a standard for X-ray emission - observed with delta-rays in 1731 + M. Fierz
 * type="[]"}

{True or False, The generalized weak force theory combines the Fermi and Gamow-Teller conditions into a unified theory. + TRUE - FALSE
 * type=""}

{The generalization to self-gravitating continua is outlined focused on the classification problem of singularities and metamorphoses arising in the { density field (i) }.
 * type="{}"}

{True or False, The prismoidal method provides a good approximation of the dust emission peak for cold sources. + TRUE - FALSE
 * type=""}

{Which of the following are characteristic of a binary formed via gravitational fragmentation? + the local Jeans length + the local speed of sound + the mean molecular weight - the electron neutrino + the mean particle density - neutrons
 * type="[]"}

{True or False, The hierarchical clustering model has the gravitational effects of dark matter drive the evolution of structure from the near-uniform recombination epoch until the present day. + TRUE - FALSE
 * type=""}

{The extent of the Hα absorption trough along the major axes of quenched spirals is what? + more truncated than the distribution of the Hα emission line for H I deficient galaxies - contributed to by the new stellar population - less truncated than the distribution of the Hα emission line for H I deficient galaxies - due to the quenching - disks building up from the outside in
 * type=""}

{True or False, The hydromagnetic approach led to the discovery of two important observational regularities in the solar system. + TRUE - FALSE
 * type=""}

{Which of the following are likely phenomena associated with population III stars - not enough of them + individual masses must either be less than 0.1 M⊙ - clouds + in the range 103–106 Μ⊙ - too much background light - too much material - heavy elements
 * type="[]"}

{True or False, The ‘main Kuiper belt’ is populated by dynamically ‘hot’ and ‘cold’ subcomponents. + TRUE - FALSE
 * type=""}

{If the cosmic-ray energy remains concentrated around the sources, it is irrelevant in the present context of the cold { dark matter (i) } cosmogony.
 * type="{}"}

{Which of the following are phenomena associated with cosmogonic neutrons? + primordial nucleosynthesis + an expansion timescale + a baryon density + neutron-proton ratio freezes out + a predicted 4He abundance + rather an insensitivity to matter density
 * type="[]"}

{Which of the following are related to the neutrino-dominated universe? + non-baryonic matter + a level of coincidence - nuggets of ordinary baryons + exotic matter - quark-hadron anti-phase transition + ordinary baryons + mv/mproton - mv/mproton > 100*nb/nγ
 * type="[]"}

{Various gaps and density minima have been observed in the Saturnian { ring|rings (i) } system.
 * type="{}"}

{The charge on a planetary dust particle may change with? { latitude (i) }
 * type="{}"}

{Which of the following are involved in the various dark regions of Saturnian rings? - one-third fall-up mechanism + density minima - one-third fall-down mechanism + cosmogonic shadow effect - a state of partial antirotation + plasma contained in the magnetic dipole field + an outward centrifugal force - photo-emission charging
 * type="[]"}

{The electron and ion currents of the cosmogonic shadow effect are given by { Mendis (i) } et al., 1984.
 * type="{}"}

{Which of the following are associated with the big bang neutrinos? - a launch location + relic neutrinos + of order of the photon density + the thermal energy at which neutrinos decouple + neutrinos dynamically dominate baryons - a contracting universe
 * type="[]"}

{Which of the following are cold dark matter gamma rays? + expected signal comparable to background + annihilation radiation - a pronounced cosmic-ray halo + difficult to separate from a dark halo + dwarf spheroidals - weakly interacting massless particles
 * type="[]"}

{Which of the following are characteristics of cosmogonic X-rays? - gravitationally unbound + an X-ray emitting gas that is roughly a homogeneous intercluster medium + ultra-hot hidden gas - gas can be hidden in intergalactic space + X-ray background - stellar coronal X-rays
 * type="[]"}

{Complete the text: Because of the huge spatiotemporal { scale|scales (i) } of plasma objects in space, the basic accepted views about the theory of plasma { stability|stableness (i) }, which is now better suited for laboratory { applications (i) }, are already in need of { revision (i) }.
 * type="{}"}

{Complete the text: Match up the item letter with each of the possibilities below: superluminals - A radios - B radars - C microwaves - D submillimeters - E infrareds - F reds - G oranges - H deuterium enrichment of cometary water { F (i) } interstellar-comet connection { B (i) }. a macroscopic superstring { A (i) }. force of life { H (i) }. rings of Saturn { C (i) }. volcanic activity throughout Vesta { G (i) }. a silicon composite bolometer fed by a Winston cone { E (i) }. present-day fluctuations an order of magnitude larger { D (i) }.
 * type="{}"}

{Complete the text: Match up the item letter with each of the cosmogonic possibilities below: interior models of the giant planets - A high interest for cosmogony, geophysics and nuclear physics - B hierarchical accumulation - C clouds and globular clusters - D cosmic helium abundance - E deuterium fusion - F a large deficiency of light elements - G after galactic sized systems had collapsed - H the motions of hydrogen { D (i) } formation of luminous quasars { H (i) }. stars with an initial mass less than the solar mass { G (i) }. rotating liquid drops { B|F (i) }. primordial is less than 26 per cent { E (i) }. a solar mixture of elements dominated by hydrogen and helium gas { A (i) }. around 13 Jupiter masses { F (i) }. smaller rocky objects { C (i) }.
 * type="{}"}

Hypotheses

 * 1) Questions can concern the creation of the Solar System, the Sun, the Earth, or the Universe.