Planets/Sciences/Quiz

Planetary sciences is the lecture about planets and planetary systems. It is included in the course on the principles of radiation astronomy.

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

Once you’ve read and studied the lecture itself, the links contained within the article/lecture, listed under See also, External links, and in the or  templates you should have adequate background to score 100 %.

Suggestion: Have the lecture available in a separate window.

The quiz may be taken as many times as you wish to help improve your score and increase your knowledge.

Enjoy learning by doing!

Quiz
{Evidence that demonstrates that a model or idea versus a control group is feasible for planetary science is called a { proof of concept (i) }.
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{True or False, The principal difference between a planet and a classical planet is "cultural interpretations of phenomena in the sky." + TRUE - FALSE
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{Which of the following is not a studied characteristic of a planet? - an orbit around a star - a hydrostatic equilibrium (nearly round) shape + nucleosynthesis - has cleared the neighbourhood around its orbit - an initially fractionated elemental composition
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{"The spectrum of gaseous methane at 77 K in the 1.1-2.6 µm region [is] a benchmark for" { planetary astronomy (i) }
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{True or False, "Regarding the fixed stars, the Sun appears from Earth to revolve once a year along the ecliptic through the zodiac". + TRUE - FALSE
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{The Sun as a planet has what property? - it's subject to lunar eclipses - it passes once a year through the Big Dipper - its interior structure has been studied with radar - optical reflectance studies have found evidence of magnesium - it has a surface temperature of ~700 K + it is a wanderer
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{True or False, A control group may be used in planetary science to demonstrate no effect or a standard effect versus a novel effort applied to a treatment group. + TRUE - FALSE
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{Complete the text: When imaged in visible light Venus appears like a gas { dwarf (i) } rather than a { rocky (i) } planet.
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{True or False, When Venus is viewed in the ultraviolet, its color appears brownish. - TRUE + FALSE
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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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{With respect to the zodiacal light which group of middle-easterners worshipped it? { Egyptians (i) }
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{True or False, The libration of the Moon through at least one full moon and one new moon occurs over the period of one earth month. - TRUE + FALSE
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{Which of the following is not associated with tides on Earth? - the Sun and the Moon + Jupiter and Saturn - Hudson Bay - Bay of Fundy - ice ages - plate tectonics
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{True or False, Pure planetary science involves no doing apart from itself. + TRUE - FALSE
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{That part of outer space between planets and their star(s) is called? { interplanetary medium (i) }
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{True or False, The visible path of a meteoroid that has entered the Earth's atmosphere is called a meteorite. - 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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{Complete the text: The majority of known asteroids orbit the Sun between the orbits of { Mars|Jupiter (i) } and { Jupiter|Mars (i) }.
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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 phenomenon associated with Ceres? - the smallest identified dwarf planet - Ceres is spheroidal - it is in orbit around the Sun - it appears to be in hydrostatic equilibrium - it has not cleared its neighborhood + Ceres is one of the two natural satellites of Mars
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{True or False, The purpose of a treatment group in planetary science is to describe natural processes or phenomena for the first time relative to a control group. + TRUE - FALSE
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{A terrestrial planet is composed primarily of? { silicate rocks|metals|silicates (i) }
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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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{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 atmosphere of Titan which has a natural orange color is composed largely of? { nitrogen (i) }
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{True or False, The astronomer Clyde Tombaugh is the discoverer of Charon. - TRUE + FALSE
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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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{It is one of only three objects in the Solar System known to have a nitrogen-dominated atmosphere (the others are Earth and Saturn's giant moon, Titan). { Triton (i) }
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{True or False, Triton has the coldest surface known anywhere in the Solar System. + TRUE - FALSE
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{Which of the following is associated with Pluto? + a dwarf planet - a member of the Oort belt + the northern polar region has brightened + the southern polar region has darkened - its overall redness has decreased + extreme axial tilt
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{One of the substances discovered in the tail by spectroscopic analysis was the toxic gas { cyanogen (i) }
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{True or False, Pluto is in the Kuiper belt. + TRUE - FALSE
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{Which of the following is characteristic of the scattered disc + a distant region of the solar system + the dwarf planet Eris + orbital eccentricites ranging up to 0.8 - inclinations as high as 50° + perihelia greater than 30 AU + Dysnomia
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{A cloud at nearly a quarter of the distance to Proxima Centauri is called the { Oort cloud (i) }
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{True or False, The observations of planetary motion agree with computed orbits to the accuracy of the observations. - TRUE + FALSE
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{Which phenomenon are associated with the heliosphere? + a region of space where the interstellar medium is blown away by the solar wind + a bubble in space + virtually all the material emanates from the Sun itself - Voyager 2 + Voyager 1 + the termination shock
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{The point where the interstellar medium and solar wind pressures balance is called the { heliopause (i) }
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{True or False, Neptune is a gas dwarf. - TRUE + FALSE
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{Phenomena associated with Kepler-36b? - has a gaseous surface + about 30% of its mass is iron + about 4.5 times the mass of Earth + has a rocky surface + discovered by the Kepler spacecraft + about 1.5 times as large as the Earth
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{The process of bombardment-induced surface alteration or damage is called. { space weathering (i) }
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{True or False, A planet has been referred to as a moving light in the sky. + TRUE - FALSE
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{The Sun as a classical planet has which characteristics? + depending on latitude the Sun passes overhead every day on Earth + the size of its disc is very close to that of the Moon + it appears to revolve along the ecliptic - it is named after Sunday + Helios is the lord of the Sun - Helios is a son of Jupiter
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{On 19 May 1910, the Earth actually passed through the tail of what comet. { Halley's (i) }
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{True or False, The XRS aboard the MESSENGER spacecraft maps mineral composition. + TRUE - FALSE
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{Venus is not known historically for which of the following? + being in orbit around the Sun in 10,000 b2k - imaged by the Magellan probe - a gas dwarf when viewed in the ultraviolet - almost as large as the Earth - may have appeared comet-like in human memory - having a high surface temperature
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{The first X-ray picture of the Earth was taken in March 1996 by what satellite? { Polar|Polar satellite (i) }
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{True or False, Electrons in the Earth's magnetosphere are energized by neutral particles from the Sun - TRUE + FALSE
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{Ashen light is involved in which of the following? + earthshine - glow of the bright part of the lunar disk + light from different parts of Earth are mixed together + mimics the Earth as a single dot - neutron astronomy - X-ray astronomy
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{Being outside during fair weather in the daylight looking upward when the Sun is off to the East or West, you may see that the sky is what color. { blue (i) }
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{True or False, In the exosphere, temperature rises from around 1,500°C to 105 K. + TRUE - FALSE
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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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{True or False, The Earth's atmosphere is a relatively bright source of gamma rays. + TRUE - FALSE
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{Which geological phenomena are associated with Earth? + lava-spewing volcanoes - sulfur volcanoes + plate tectonics + water oceans - liquid methane oceans + silicate minerals
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Hypotheses

 * 1) The science of planetness concerns the effects on the astronomical object from its orbiting a star, or more than one star.