Craters by radiation/Quiz



Crater astronomy is a lecture included as a quiz-section minilecture in the radiation astronomy course on the principles of radiation astronomy.

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

To improve your scores, 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 %.

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Enjoy learning by doing!

Quiz
{Which of the following is not a radiation phenomenon associated with a crater? + strata - elongated dust particles - high albedo - olivine - Rayleighs - volcanoes
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{Radiation phenomena associated with craters include? + catena + secondary craters - checking equations about complex systems + deformed strata + electric arcs + explosions
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{Which of the following are phenomena associated with the orange system? + titanium + yttrium - navels + a number of emission lines very close together - many impact craters on Io + ScO
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{Phenomena associated with some meteorites? - have a gaseous surface + long nickel-iron crystals + octahedrite + kamacite + taenite + plessite
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{Observations of Io have benefited greatly from what phenomenon? - a dense, opaque atmosphere - lightning - extensive meteorite cratering - a flattening out - liquid hydrocarbon lakes + the reflected light of allotropes and compounds of sulfur
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{The term astrogeography is often more restricted because of what? + the relationship between outer-space geography and geographic position + military space strategy - extensive meteorite cratering - a flattening out + evaluating strategy + military operations
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{True or False, Mars may have suffered asteroid impacts. + TRUE - FALSE
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{Which of the following is not a natural phenomenon associated with the planet Mars? - iron oxide + the MESSENGER spacecraft - water - meteorites on Earth - Olympus Mons - climate
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{Which of the following is not a phenomenon associated with the planet Mars? - iron oxide - silicates + helium in its atmosphere - meteorites on Earth - methane in its atmosphere - weather
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{Meteorites found on Earth may be from which of the following? - Saturn - Mercury + the Moon + the asteroid belt - Jupiter + Mars
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{Usually associated with clouds filling the sky, thunder and lightning, wind and what water based meteorites { rain (i) }
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{Which of the following is a phenomenon associated historically with Titania? - Jupiter + a large, trenchlike feature - a relatively light surface - few or no canyons and scarps - very few impact craters - helium ice
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{The first source of odor when the terminator passes at the beginning of daylight may be which of the following? - the Sun - a meteorite impact + flowers that open their blooms at sunrise - a late-summer rainstorm - the Moon
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{Which of the following are theoretical radiation astronomy phenomena associated with a planet? + possible orbits - a hyperbolic orbit - nuclear fusion at its core - nuclear fusion in its ionosphere - near the barycenter of its stellar system + accretion + electric arcs + impact craters
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{When the Earth is viewed from space using X-ray astronomy what characteristic is readily observed? - the magnetic north pole - the Hudson Bay meteorite crater - the South Atlantic Anomaly - the Bermuda Triangle - solar positron events + electrons striking the ionosphere
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{Which of the following is not an astronomical entity? - Johannes Kepler - the coronal cloud very near the Sun - the Moon + the question mark (?) - the Barrington Meteor Crater - Johannes Hevelius
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{True or False, Callisto's surface is uniformly colored but is not uniform in craters. - TRUE + FALSE
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{Which of the following are theoretical radiation astronomy phenomena associated with a star? + possible orbits + a hyperbolic orbit + nuclear fusion at its core + nuclear fusion in its chromosphere + near the barycenter of its planetary system + accretion + electric arcs - impact craters - radar signature
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{Which of the following radiation astronomy phenomena are associated with the rocky object Mercury? + apparent impact craters - an excess brightness at or near the edge - the iron XIV line + neutron emission - polar coronal holes + meteor emission - changes in the line-blanketing
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{Which of the following are radiation astronomy phenomena associated with the rocky-object Io? + surface regions reflecting or emitting violet or purple - an excess brightness at or near the edge + red regions that may be phosphorus - neutron emission - polar coronal holes + meteor emission - rotation
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{Which of the following are radiation astronomy phenomena associated with the apparent liquid-object Earth? + rain + snow + hail + neutron emission - polar coronal holes + meteor emission - rotation
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{True or False, There are blue or blue mineral containing meteorites. + TRUE - FALSE
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{Which of the following are radiation astronomy phenomena associated with the gaseous-object Neptune? - Voyager 2 + blue rays + clouds - neutron emission - polar coronal holes + meteor emission - rotation
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{Yes or No, There are violet or violet mineral containing meteorites. + Yes - No
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{Moldavite is a mineral that may be associated with what radiation astronomy phenomenon? - predicting the end of the Earth - determining the accuracy of local computers + meteorite impacts - demonstrating that Venus was once a comet - predicting when currently dormant volcanoes will erupt + fireballs
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{Why is much of the surface of Mars covered with red iron oxide dust when the rocks that compose much of its surface are blue or violet? - Mars has been systematically bombarded with small iron-nickel meteorites or micrometeorites that oxidize in its atmosphere - Mars has been frequently bombarded with hematite containing micrometeorites - asteroid impacts on Mars may have forced iron from near its core into the atmosphere and onto the surface as hematite dust that oxidized - Mars is like Earth in surface hematite composition, but Earth has much more water + precipitation from iron-rich water
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{Which of the following are radiation astronomy phenomena associated with the Sun? + the color of the upper rim as seen from Earth + an excess brightness at or near the edge of the Sun + the iron XIV green line + neutron emission + polar coronal holes + meteor emission + changes in the line-blanketing
 * type="[]"}

{True or False, A metallic or stony object that is the remains of a meteor is called a meteoroid. - TRUE + FALSE
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Hypotheses

 * 1) Craters may have an equal probability of having a meteorite origin or an electric current arc origin.