which of the following chemicals is not seen in abundance in the outer atmosphere of Jupiter?
A co2, carbon dioxide
B nh3, ammonia
C h20, water vapor
D ch4, methane
the great red spot of Jupiter is thought to be
A caused by an enormous volcano
B a region of hotter gases
C a long-lasting cyclonic storm
D an opening through the high level clouds revealing a portion of the atmosphere nearer the
surface
the chemical composition of Jupiter indicates that the two most abundant elements (by percentage) are
A silicon and carbon.
B silicon and oxygen.
C hydrogen and helium.
D hydrogen and oxygen.
E helium and oxygen.
the great red spot is
A a continent.
B a storm.
C an optical illusion.
D a shadow of one of Jupiter's moons on its surface.
E a mountain protruding above Jupiter's atmosphere.
the rotation periods of Jupiter and Saturn are
A very short, of the order of 1 hour
B long, of the order of several days
C very long, several weeks, because of their great size and mass
D relatively short, of the order of 10 hours
which of the following are true about Jupiter's belts (dark) and zones(light)
A belts are rising while zones are sinking
B belts are sinking while zones are rising
C both belts and zones are rising
D both belts and zones are sinking
hydrogen is thought to be in a metallic state within a large region of Jupiter's interior because
A hydrogen is normally metallic at the temperature of Jupiter
B of the high pressure produced by the outer layers pressing down
C a planet has a solid surface by definition
D it's the only possible explanation for Jupiter's powerful magnetic field
the source of Jupiter's excess energy is thought to be
A lightning bolts in the atmosphere
B internal heat left over from its formation
C produced by tides between the planet and the sun
D energy absorbed from beyond the solar system and then re-emitted
in what way does Jupiter resemble the sun?
A it produces energy through nuclear fusion.
B it has a similar density.
C it has a similar composition.
D (b) and (c)
the lighter colored bands which encircle the high atmosphere of Jupiter an are visible through telescopes from Earth are known as
A zones
B belts
C white spots
D rings
Jupiter's magnetic field
A is several times weaker than the Earth's magnetic field
B traps charged particles in the "solar wind" and produces radio emission
C is relatively insignificant, apparently because of the slow rotation of Jupiter
D is the second-strongest in the solar system, only slightly weaker than that of the planet
Venus
belt-zone circulation
A has been observed on all Jovian planets
B is caused by the planet's magnetic field
C is more obvious on Saturn than on Jupiter
D is caused by rising and sinking gases
the vertical convection currents in Jupiter's atmosphere arise from
A the planet's rapid rotation, once every 10 hours
B the influence of Jupiter's innermost large satellite on the planet's outer atmosphere
C the heat released by Jupiter's slow contraction under its own gravitational force
D the interaction of light- and dark-colored clouds, which are made of mater of quite
different densities
both Jupiter and Saturn
A have liquid metallic hydrogen in their interiors.
B have rings.
C emit more energy than they absorb.
D all of these.
the major components of the visible surfaces of the Jupiter and Saturn atmospheres have been found to be
A ch4 (methane), nh3 (ammonia), h2o
B co2
C h2o
D dust clouds
the chemical composition of Jupiter is most similar to
A Earth
B the sun
C Mars
D Venus
considering the state of the materials in its interior, Jupiter is mostly
A metals.
B solid rocks.
C ices.
D liquid.
E gases.
it is believed that
A the atmospheres of the Jovian planets were formed by out gassing from their warm interiors
B the terrestrial planets were originally endowed with an atmosphere of oxygen
C water exists only of Earth
D the difference in the chemical composition of the terrestrial and Jovian planets is due in
part to their distance from the sun
the atmosphere of which of these planets has a chemical composition much l the sun's, i.e., mostly hydrogen?
A Mars
B Jupiter
C Venus
D Earth
Jupiter rotates differentially, which means that
A it rotates faster at the equator than at the poles
B we see only light elements on the surface since heavy elements have sunk t the core
C the planet is flattened at the poles
D it has a magnetic field which extends very far from the planet
detailed observations of Jupiter's rotation suggests that
A it rotates in two separate parts, equatorial regions rotating in a direction opposite to polar regions
B it is slowing down noticeably with time at the present time in its evolutionary development
C it rotates like a solid body, equatorial and polar regions showing the same rotational period
D it is not a rigid object, equatorial regions rotating faster than polar regions
the dark, reddish bands across the surface of Jupiter are known as
A great circles
B belts
C white spots
D zones
Jupiter's magnetic field probably originates
A in the liquid metallic hydrogen region
B from the solar wind
C in the vicinity of Io
D from the motion of the Galilean satellites
the great red spot of Jupiter is thought to be
A an extremely large cyclonic storm
B a volcano on the surface
C a simple cloud pattern which moves randomly
D a magnetic storm
the material in the interiors of Jupiter and Saturn which is thought to be responsible for their powerful magnetic fields is
A solid magnetic iron
B liquid metallic hydrogen
C gases of nh3 (ammonia), ch4 (methane), h2o (water vapor)
D molten iron and nickel
which planet of our solar system has the highest mass/
A Saturn
B Uranus
C Earth
D Jupiter
consider the fact that both Jupiter and the Earth have strong planetary magnetic fields. in the context of the dynamo model, this means that both planets have
A rapid rotation.
B conducting cores.
C metallic compositions.
D (a) and (b)
E (b) and (c)
Jupiter's large "red spot" is
A a Taylor column, caused by a mountain or depression on the surface
B a magnetic disturbance similar to a sunspot
C a storm like a hurricane, but on a huge scale (much larger than the whole Earth)
D a storm of similar cause and size to terrestrial hurricanes
the rotation periods for the Jovian planets, Jupiter, Saturn, Uranus and Neptune, are
A short, of the order of 10 hours
B reasonably long, of the order of several Earth days
C very long, of the order of years, because of the sizes of these planets
D very short, of the order of 1 hour
the Jovian planets all have atmospheres composed primarily of
A carbon dioxide.
B nitrogen.
C oxygen.
D hydrogen.
E no general statement can be made.
the chemical composition of Jupiter is most similar to which of the following?
A the Earth.
B the sun.
C Mars.
D the moon.
E Venus.
the most abundant constituent of Jupiter's atmosphere is
A helium.
B carbon dioxide.
C ammonia.
D hydrogen.
E sulfuric acid.
one reason that Jupiter has hydrogen in its atmosphere while the Earth doe not is that
A Jupiter is much colder than Earth
B Jupiter has a weaker gravitational field at its surface
C the weaker magnetic field of Jupiter did not push the hydrogen away
D there was no hydrogen where the Earth formed
Jupiter is mostly
A solid
B liquid
C gaseous
D plasma
differential rotation means
A the magnetic field rotates differently than its planet
B the materials at different altitudes rotate at different speeds
C the rotation of the planet changes at different times of the year
D the material in different latitudes rotate with different periods
a significant constituent of Jupiter's outer atmosphere is
A ammonia crystals
B helium crystals
C steam
D liquid hydrogen
the great red spot is
A a large red crater on Mars
B a hot-spot on Venus, detected by Russian landers
C a large stable circulating storm on the surface of Jupiter
D a large region at the north pole of Saturn, rotating rapidly
no heavy elements are observed in the Jovian atmosphere because
A they evaporated away
B there were no heavy elements in that part of the solar system in which Jupiter was formed
C heavy elements are present in the atmosphere but do not show up in the spectrum
D they have sunk to the center
Jupiter's great red spot is
A an anticyclone in the upper atmosphere
B a hole through which we can see the red lower layers
C a zonal jet
D a welling-up of metallic hydrogen
the cores of the Jovian planets are probably:
A large and mostly iron like that of the terrestrial planets.
B small and mostly iron like that of the terrestrial planets.
C large and mostly rocky.
D small and mostly rocky.
the fact that Jupiter has a strong magnetic field was deduced from observations
A from the voyager spacecraft
B of synchrotron radiation from the planet
C of thermal radiation at long wavelengths
D of ultraviolet radiation
the comparison of the expected chemical make-up of the deep atmosphere of Jupiter and Saturn with that of the sun shows
A that they are fundamentally different
B that they are almost equivalent, with the same proportions of hydrogen and helium
C that Jupiter is equivalent to the sun, but Saturn is different, containing rather less helium
D that Saturn is similar to the sun, but Jupiter is different, containing rather less helium
one distinctive feature which is visible on the "surface" of Jupiter through a telescope from Earth is
A the cassini division
B maxwell montes
C the great red spot
D olympus mons
liquid metallic hydrogen
A can exist only at great pressures.
B exists both in Jupiter and Saturn.
C is a conductor of electricity.
D two of the above.
E all of the above.
compared to the Earth, Jupiter has:
A a more extensive atmosphere.
B a much greater mass.
C a greater diameter.
D a greater number of moons.
E all of the above.
what mechanism causes the long tails of the magnetospheres of several of t planets?
A the pressure of the solar wind upon the magnetic field of the planets
B the gravitational attraction of all the other planets
C the very rapid spin of these planets
D the pressure of solar electromagnetic radiation on the magnetic field
near the core of Jupiter, hydrogen is
A a low temperature gas
B a high temperature gas
C a solid
D a liquid metal
the bands on Jupiter can be explained by a combination of
A cyclonic flow and convection
B differentiation and convection
C circulation and separation
D convection and rotation
Jupiter's atmosphere consists primarily of:
A ammonia and methane.
B hydrogen and helium.
C nitrogen, carbon dioxide.
D oxygen, argon.
from the results of the voyager missions we know that the magnetic field of Jupiter is
A much weaker than the Earth's.
B about the same strength as the Earth's.
C much stronger than the Earth's.
Jupiter's interior is believed to be mostly
A liquid and metallic h
B solid h
C molten felt
D gaseous h
the red spot is
A the colored polar cap of Jupiter
B a temporary storm in Jupiter's atmosphere, lasting a few months
C the top of a massive mountain penetrating through Jupiter's clouds
D a large, long-lived storm system in Jupiter's atmosphere
the deep central sections of the interiors of Jupiter and Saturn are though to be composed of
A rocky cores
B methane, ammonia, and water vapor
C magnetized iron cores
D liquid metallic hydrogen
Jupiter has a magnetic field which is
A variable, and often non-existent
B about the same strength and extent as that of Earth
C very small and localized to the red spot
D very powerful, about 19,000 times as intense as that of Earth, and greatly extended
the composition of Jupiter's solid surface is
A similar to the Earth's surface composition
B similar to the moon's surface composition
C unique among all planetary surfaces
D none of the above, since a solid surface is not known to exist
the primary chemical constituent of the atmospheres of the Jovian planets is apparently which of the following?
A oxygen.
B nitrogen.
C hydrogen.
D helium.
Jupiter, Saturn, and Neptune give off more energy to space (as heat) than they receive from the sun, which results in the inference that their interiors
A are hot.
B are cold.
C contain fusion reaction.
D have the same chemical composition as the sun.
the most abundant material in the planet Jupiter is
A hydrogen
B helium
C methane
D metallic hydrogen
compared to the internal structure of the Earth, the interior of Jupiter is similar because
A the composition is basically the same.
B Jupiter has a large core of rocky material.
C both are largely liquid and conduct electric currents.
D both cores are cooler than their surfaces.
E both core are about the same size.
in a sense, Jupiter is more like the sun than the Earth, in that
A its composition is mainly hydrogen and helium
B it is so massive that nuclear reactions occur in the core
C the great red spot, like sunspots, is a region of intense magnetic field strength
D it is closer in size to the sun than to the Earth
the radio emission of Jupiter is
A highly erratic
B unique among all the planets
C both (a) and (b)
D no choice
one special feature of Jupiter that was confirmed by space probes is
A the great red spot.
B bursts of radio waves.
C strong radiation belts around the planet.
D two new satellites orbiting the planet.
E energy production in its interior.
the rings of Jupiter appear as
A narrow, well separated rings and are composed of large particles
B thousands of ringlets and are composed of small particles
C broad sheets and are composed of very small particles
C broad sheets in some places and narrow rings in others
the temperatures of Jupiter and Saturn are higher than they might otherwise be primarily because of:
A a runaway greenhouse effect.
B clear atmospheres that allow complete penetration by solar radiation.
C an internal heat source.
D small amounts of nuclear fusion in these planets that almost made star status.
what is the origin of Jupiter's magnetic field?
A a solid iron core deep within Jupiter
B bits of magnetized iron rock suspended within the thick liquid and gas lay of Jupiter
C the satellite Io
D a layer of liquid metallic hydrogen within Jupiter
the number of man-made spacecraft which have carried out fly-by reconnaissances of Jupiter is
A only one, and it did not survive impact on the surface
B four, of which several then visited Saturn
C two, and each of them are now journeying to Saturn
D none, no spacecraft has yet reached Jupiter
the atmospheric belts on Jupiter are caused by:
A wind circulation and convection.
B selective reflection of sunlight.
C belt shaped clouds.
D the interaction of the magnetic field with the atmosphere.
one observational fact which is common to both Jupiter and Saturn is that
A both planets emit more energy (in the form of infra-red radiation) than they receive from the sun
B both planets appear cooler than would be expected on the basis of received solar energy, and emit less radiant energy than expected
C the temperature appears to fall continuously as depth into these planets increases, leading to the conclusion that the interiors of these planets are probably extremely cold
D co2 in their atmospheres appear to support an intense greenhouse effect, with very
enhanced atmospheric temperatures of greater than 200 c in their outer layers
the physical properties of moons can be characterized by
A what kind of planet they orbit
B their size and chemical composition
C how many craters they have on their surface
D whether they have an atmosphere or not
the great red spot on Jupiter is caused by
A volcanic activity below the cloud tops
B the interaction of the atmosphere with a tall mountain on the surface underneath the spot
C the in fall of a large asteroid
D meteorological conditions in the atmosphere
the core of Jupiter is best characterized as a
A solid, Earth-like iron core but larger.
B mixture of ice and rock.
C frozen layers of methane.
D gradual transition from gaseous to liquid hydrogen.
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