SparkNotes: Jupiter: Review Test

Why is Jupiter called a 'gas giant'?

(A) It is made solely of gas.

(B) It is big and is mostly made of gas.

(C) It has a large atmosphere

Why was Jupiter important in validating the Copernican theory?

(A) It was the first planet, other than Earth, shown to have moons.

(B) It is a very large planet.

(C) It has seventeen moons.

How did Roemer measure the speed of light observing Jupiter?

(A) By observing the motions of its moons

(B) By looking at Jupiter's clouds

(C) By observing its radio emission

Is the hydrogen within Jupiter in solid form?

(A) It is partially liquid and partially solid phases.

(B) No, it is only in gaseous form.

(C) No, it is in liquid molecular and liquid metallic phases.

Can we directly see water clouds on Jupiter?

(A) No, and the Galileo probe was unable to find them when it went through the atmosphere.

(B) Yes, their existence was expected theoretically, and the clouds were actually seen.

(C) In fact, we do not expect any water cloud on Jupiter.

Why are ammonia clouds the highest cloud deck on Jupiter?

(A) Ammonia vapor condenses into clouds on Jupiter.

(B) Ammonia vapor condenses at lower temperature than the other vapors common on Jupiter.

(C) The ultraviolet radiation from the Sun causes ammonia vapor to condense.

The color of Jupiter's clouds is due to

(A) trace chemical compounds.

(B) the clouds' main chemical constituents.

(C) helium.

The Red Spot is

(A) a volcano on Io.

(B) a meteoric crater on Callisto.

(C) a storm in Jupiter's atmosphere.

Helium atoms are mostly

(A) in Jupiter's interior, because of their weight.

(B) in Jupiter's interior, because of nuclear reactions.

(C) well mixed with the hydrogen throughout the planet.

The radio emission from Jupiter comes mostly from

(A) Jupiter's interior.

(B) Jupiter's atmosphere.

(C) A region surrounding the planet, where there is a strong magnetic field.

Jupiter formed from

(A) the collision of many little bodies, called planetesimals, and the surrounding nebula.

(B) the collision of two planets.

(C) the collision of many little bodies, called planetesimals.

Shoemaker-Levy was

(A) an asteroid that hit Jupiter.

(B) a comet whose motion was deviated by Jupiter's attraction.

(C) a comet the debris from which hit Jupiter.

Jupiter has

(A) rings, but they are very faint.

(B) no rings.

(C) very bright rings.

Io is important because

(A) it is geologically active.

(B) it may harbor life.

(C) it is covered by ice.

Europa is important because

(A) it is completely made of ice.

(B) it may have a liquid ocean underneath is icy surface.

(C) it is volcanically active.