21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
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Chapter 11, Problem 11QP
To determine
The difference between a planet and a moon.
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Saturn, as viewed through a telescope, appears as a
a.
spherical and heavily cratered object.
b.
bland and nearly featureless disk.
c.
disk composed of brightly colored belts and bands.
d.
highly elliptical and bright blue disk.
The odd orbits of Nereid and Triton, which are moons of Neptune, indicate that these
a.
moons were captured.
b.
moons formed simultaneously with the planet from the same piece of the solar nebula.
c.
moons broke off from the rapidly rotating planet.
d.
moons formed as the result from a giant impact early in the planet’s history.
e.
orbits were disturbed long ago in an interaction with some other body.
The dwarf planet Pluto was discovered in 1930.
Since that time, which jovian planet has completed a full revolution around the Sun?
a. Jupiter
b. Saturn
c. Uranus
d. Neptune
e. More than one of the above
Chapter 11 Solutions
21st Century Astronomy
Ch. 11.1 - Prob. 11.1CYUCh. 11.2 - Prob. 11.2ACYUCh. 11.2 - Prob. 11.2BCYUCh. 11.3 - Prob. 11.3CYUCh. 11.4 - Prob. 11.4CYUCh. 11 - Prob. 1QPCh. 11 - Prob. 2QPCh. 11 - Prob. 3QPCh. 11 - Prob. 4QPCh. 11 - Prob. 5QP
Ch. 11 - Prob. 6QPCh. 11 - Prob. 7QPCh. 11 - Prob. 8QPCh. 11 - Prob. 9QPCh. 11 - Prob. 10QPCh. 11 - Prob. 11QPCh. 11 - Prob. 12QPCh. 11 - Prob. 13QPCh. 11 - Prob. 14QPCh. 11 - Prob. 15QPCh. 11 - Prob. 16QPCh. 11 - Prob. 17QPCh. 11 - Prob. 18QPCh. 11 - Prob. 19QPCh. 11 - Prob. 20QPCh. 11 - Prob. 21QPCh. 11 - Prob. 22QPCh. 11 - Prob. 23QPCh. 11 - Prob. 24QPCh. 11 - Prob. 25QPCh. 11 - Prob. 26QPCh. 11 - Prob. 27QPCh. 11 - Prob. 28QPCh. 11 - Prob. 29QPCh. 11 - Prob. 31QPCh. 11 - Prob. 32QPCh. 11 - Prob. 33QPCh. 11 - Prob. 34QPCh. 11 - Prob. 35QPCh. 11 - Prob. 36QPCh. 11 - Prob. 37QPCh. 11 - Prob. 38QPCh. 11 - Prob. 40QPCh. 11 - Prob. 41QPCh. 11 - Prob. 42QPCh. 11 - Prob. 43QPCh. 11 - Prob. 44QPCh. 11 - Prob. 45QP
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- Name Date Use the table to answer questions 13 through 15. NAME DISTANCE FROM AVERAGE ΤΥΡΕ ORBIT DIAMETER SUN (Million Miles) (Earth Days) (Miles) 3,032 TEMPERATURE ('C) Mercury 35 5,800 Terrestrial 88 Venus 67 260 Terrestrial 224 7,521 Earth 93 365 7,926 15 Terrestrial Mars 142 260 Terrestrial 687 4,222 Jupiter 484 2150 Gas 4332 88,846 74,898 31,763 Saturn 887 2170 Gas 10755 Uranus 1,784 2200 Gas 30687 Neptune 2,795 2220 Gas 60190 30,778arrow_forwardOvals, spots, and storms do not appear prominently in the atmosphere of Saturn because the a. temperature is too low. b. temperature is too high. c. atmospheric chemistry does not permit their development. d. atmosphere is too dense. e. planet’s ring system interferes with storms.arrow_forwardThe reason that most moons in our solar system orbit in all sorts of crazy directions is because most moons a. co-formed with their planets b. are the result of major collisions c. have been pulled into these crazy orbits by tidal forces d. are captured asteroids Tidal flexing will occur in a moon whose orbit is a. close to its planet and circular b. far from its planet and circular c. far from its planet and eccentric d. close to its planet and eccentricarrow_forward
- The rings of Uranus were discovered a. during an occultation (an eclipse) of a star. b. during an eclipse of one of the moons by the rings. c. during an eclipse of Uranus by the rings. d. as Uranus and the rings passed behind Jupiter. e. by the Voyager 1 spacecraft.arrow_forwardSurprisingly, the New Horizons probe took pictures of Pluto and found a. ongoing volcanic eruptions b. mountain ranges c. lakes of methane d. a lot of impact craters Pluto and other "dwarf planets" are not considered proper planets because a. they don't have any moons b. they are members of belts like the asteroid and Kuiper belts c. they don't have atmospheres d. their orbital inclinations are too high e. their orbits are too eccentric Which of these planets has never had an artificial satellite? a. Neptune b. Saturn c. Mars d. Jupiter e. Venusarrow_forward14. Saturn's rings a. were created by its incredibly large gravitational capture of asteroids and comets b. have looked basically the same since they formed along with Saturn c. are continually supplied by impacts into small moons d. were created long ago when tidal forces tore apart a large moonarrow_forward
- 2. Comet 1943 I has a period of 512 years and an eccentricity of 0.999914 and an inclination of 22 degrees. a. What is the comet's semi major axis? b. What are its perihelion and aphelion distances? c. What is the most likely source region of this object? d. What is its tisserand parameter and what does that tell you?arrow_forward3. What is the official definition of a planet and why is Pluto not a planet?arrow_forwardDue to tidal forces, a moon orbiting a planet will eventually a always keep the same side toward the planet b collide with the planet c break up into a number of fragments d develop a warmer climate as time goes on Jupiter's moon Io is very volcanically active, which means it has plate tectonics. a. true b. falsearrow_forward
- The Cassini division is a large gap in the rings of Saturn. This gap is most likely produced by a. the reflection of sunlight off dark material. b. resonances between ring particles and the moon Mimas. c. shepherding satellites. d. the absorption of sunlight by dark material.arrow_forward18. From where do comets originate?A. Just outside the orbit of JupiterB. A belt between Jupiter and MarsC. between the orbits of Saturn and UranusD. From the surrounding outer regions of the solar systemarrow_forwardWhich of the following is NOT a dwarf planet? a. Pluto b. Eris c. Vesta d. Ceres e. Haumea The Earth's magnetic field keeps our planet's a. temperature from rising too much b. moon in its current orbit c. atmosphere safe from the solar wind d. spin axis from wobbling too mucharrow_forward
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