Jupiter's center appears to have a rocky core. In this context, the term rocky core refers to: ...

Jupiter's center appears to have a rocky core. In this context, the term rocky core refers to:
 
  A) the number of light-weight elements in Jupiter.
  B) Jupiter's temperature.
  C) Jupiter's chemical composition.
  D) the properties of the material present in Jupiter.

Question 2

__________is one of the ice giants of the Solar System.
 
  A) Saturn
  B) Uranus
  C) Pluto
  D) Mercury

Question 3

Which of the following statements is true of Charon, Pluto's moon?
 
  A) Its orbital period is 21 days.
  B) It is responsible for tidal heating.
  C) It is made up of 60 percent water.
  D) Its motion is retrograde.

Question 4

In the context of Jupiter, which of the following statements is true of belt-zone circulation?
 
  A) Belts are brighter than zones because rising gas forms clouds high in the atmosphere.
  B) It creates wave-shaped winds.
  C) It results from Jupiter's rapid rotation.
  D) It is caused because of the difference in temperature between Jupiter's poles and equator.

Question 5

Neptune:
 
  A) is blue and has active cloud formations.
  B) does not have a moon of its own.
  C) has rings that are easily detectable from Earth.
  D) is made up of an atmosphere that is free of methane.

Question 6

The heating of a planet or satellite because of friction caused by stretching due to the gravitational influence of a nearby body is referred to as _____.
 
  A) friction factorization
  B) tidal heating
  C) gravitational heating
  D) atomic friction