which planet by itself contains the majority of mass of all the planets?
Mercury's most unusual orbital feature, as compared to the other planets, is:
the shape of its orbit
which of the following are the Jovian planets?
Jupiter, Saturn, Uranus, Neptune
what is the reason that it is so difficult to view Mercury from Earth?
Mercury is always very close to the sun
Mercury experiences extreme high and low temperatures between night and day because:
it has no atmosphere to moderate temperatures over the globe
takes longer than its orbit
Earth and Venus are considered sister planets because
nearly the same size
what is thought to have caused the craters on Venus?
Most are volcanic in origin; some are due to meteoritic impacts
What physical feature of Mars is atypical compared with the other terrestrial planets?
How long is a day on Mars?
24 hours, 36 minutes
Why are Mars' seasons more extreme than those of the Earth?
Mars's orbit has a much greater eccentricity than the orbit of Earth
The most prominent feature of Mars observable from Earth is?
Its bright polar caps
Jupiter is noticeably oblate because:
It rotates rapidly
How does the density of Jupiter compare to the terrestrial planets?
Its density is less than any terrestrial
What is interesting about Jupiter's rotation period?
It is the fastest in the solar system
Essentially, the Great Red Spot is
A large cyclonic storm (hurricane)
If you could find a bathtub big enough for Saturn, the planet would:
The reason Saturn lost very little of its original composition is due to:
Saturn is noticeably oblate because
It is a fluid body that is spinning rapidly
The most abundant element in Saturn's atmosphere
In terms of axial tilt, which of the Jovian's shows us the largest inclination?
Which of these is True about the seasons of Uranus?
It's strange tilt produces extreme seasonal variations, especially at the poles
Uranus and Neptune appear bluish in color because
Their atmospheres contain methane, which absorbs red light