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Astronomy A Beginners Guide to the Universe

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Astronomy A Beginners Guide to the Universe

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TEST BANK For Astronomy A Beginners Guide to the Universe,
8th Edition by Chaisson, Verified Chapters 1 - 18, Complete
Newest Version
Because of tidal forces the moon is in a synchronous orbit around earth - ANSWER:
true

the largest planets also have the largest densities - ANSWER: false

the total mass of all the planets is much less than the mass of the sun - ANSWER:
true

Asteroids were recently formed by the collision and breakup of an object orbiting in
the asteroid belt. - ANSWER: false

Most comets have short periods and orbit close to the ecliptic plane. - ANSWER:
false

the solar system is of largely uniform composition - ANSWER: false

astroids, meteoroids, and comets are remnants of the early solar system - ANSWER:
true

Astronomers have no theoretical explanation for the "hot Jupiters" observed orbiting
some other stars. - ANSWER: false

If we were to construct an accurate scale model of the solar system on a football
field with the Sun at one end and Neptune at the other, the planet closest to the
center of the field would be - ANSWER: uranus

in the leading theory of the solar system formation, the planets were - ANSWER:
formed from the same flattened, swirling gas cloud that formed the sun

the solar system is differentiated because - ANSWER: only rocky and metallic
particles could form close to the Sun

water on earth was - ANSWER: transported here by comets

the number of confirmed exoplanets is - ANSWER: more than 500

astronomers have not yet reported any earth-like planets orbiting stars because -
ANSWER: they are not detectable with current technology

the habitable zone of a star twice as massive as the sun - ANSWER: is centered at
roughly 3 AU from the star

,according to the figure the temperature in the solar nebula is at the location now at
the center of the astroid belt is - ANSWER: 400 K

Lunar maria are extensive lava-flow regions - ANSWER: true

Except for the layer of air closest to Earth's surface, the ozone layer is the warmest
part of the atmosphere. - ANSWER: true

earths magnetic field is the result of our planets large permanently magnetized iron
core - ANSWER: false

Motion of the crustal plates is driven by convection in Earth's upper mantle. -
ANSWER: true

Volcanic activity continues today on the surface of the moon. - ANSWER: false

Like Earth, the Moon has a molten metal core. - ANSWER: false

if you were making a scale model of earth representing out planet by a 12 inch
basketball the inner core would be about the size of - ANSWER: a 2 inch golf ball

earths average density is about the same as that of - ANSWER: a chunk of black
volcanic rock

Sunlight absorbed by Earth's surface is reemitted in the form of - ANSWER: infrared

the deepest that geologists have drilled into earth is about the same as - ANSWER:
the altitude most commercial jet airplanes fly

If Earth had no Moon, then tides would - ANSWER: occur with the same frequency,
but would not be as strong

the most likely theory of the formation of the moon is that it - ANSWER: formed
from a collision of earth with a mars sized object

according to the figure earths atmosphere - ANSWER: the troposphere

the first figure in 5-2 shows that CO2 levels in the earths atmosphere began to rise
rapidly - ANSWER: in the mid 19th century

Mercury's solar day is longer than its solar year. - ANSWER: true

Numerous surface features on Venus can be seen in Earth-based images made in the
ultraviolet part of the spectrum. - ANSWER: false

Evidence of lava flows is common on the surface of Venus. - ANSWER: true

, There is strong circumstantial evidence that active volcanism continues on Venus. -
ANSWER: true

Mars has the largest volcanoes in the solar system. - ANSWER: true

there are many indications of past plate tectonics on mars - ANSWER: false

Valles Marineris is comparable in size to Earth's Grand Canyon. - ANSWER: false

Mercury's large overall density suggests that the planet - ANSWER: has a dense
metal core

Venus's surface is permanently obscured by clouds. As a result, the surface has been
studied primarily by - ANSWER: orbiting satellites using rafar

compared with earth, venus has a level of plate tectonic activity that is - ANSWER:
virtually nonexistent

Venus's atmospheric temperature is - ANSWER: hotter than temperatures on
Mercury

in terms of area, the extinct martian volcano olympus mons is about the size of -
ANSWER: colorado

in comparison to the atmosphere of venus, the vastly different atmospheric
character of mats is likely due to - ANSWER: a reverse greenhouse effect

in figure 6.3 planetary radar - ANSWER: the upper part of the planet

of the following the best evidence for the existence of liquid water on an ancient
mars is figure - ANSWER: 6.23

the solid surface of jupiter lies just below the cloud layers that are visible from earth
- ANSWER: false

Storms in the jovian planets' atmospheres are generally much longer lived than
storms on Earth. - ANSWER: true

the element helium plays an important role in producing saturns atmospheric colors
- ANSWER: false

Jupiter emits more energy than it receives from the Sun. - ANSWER: true

Although often referred to as a gaseous planet, Jupiter is mostly liquid in its interior.
- ANSWER: true

Libro relacionado
 image
UCLA Chaisson Mcmillan Custom Staff Astronomy a Beginners Guide to the Universe
Edición: Desconocido ISBN: 9781256959823 Edición: Desconocido

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Subido en
7 de septiembre de 2024
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