Chapter 24 Solar System

A planet that is very hot and has sulfuric acid in its clouds is

The closest moon to Jupiter, __ is volcanically active

Pluto differs from the other outer planets in that _____.

___is the largest planet and has colorful clouds in bands of white, red, tan and brown.

The planet with the lowest density and hundreds of thing rings is __

Pieces of rock that actually strike Earth's surface are called ___.

The Viking landers sent back pics. of the reddish-colored, barren rocky, windswept surface of

Planets formed from ___ left over from the formation of the Sun at the center of the cloud

__is the largest moon in the solar system.

Evidence suggests that __- originate in the Oort Cloud located beyond the orbit of Pluto

Pluto's orbit sometimes causes it to be the ninth, and not the eighth, planet from the Sun

Most of the frozen ice in a comet's __ vaporizes after the comet's many trips around the Sun

Most asteroids are located in an area between orbits of

When small pieces of rock moving through space enter Earth's atmosphere and completely burn up,

Scientists hypothesize that the Sun Formed _____.

Scientist theorize that the asteroid belt did not form a planet because

A cloud of gases around the solid portion of a comet is known as the

The Great Red Spot, a continuous storm, is located on the planet

________ axis of rotation is nearly parallel to the plane of its orbit

People once believed that all planets and stars orbited around

__ are small pieces of rock moving through space.

Two planets with similar mass and size are ___.

The greenhouse effect warms the planet to

Small pieces of rock that enter Earth's atmos. at speeds of 15 to 70km/s and burn up are called

Mercury is the __ planet from the Sun

__ published the Sun-Centered model of the solar system in 1543

The order of the inner planets outward from the Sun is

The planet least like the other outer planets is

The second smallest planet and one closest to the Sun is

_____ for a planet to form on the asteroid belt

The solid portion of a comet is called its

Pluto is different from other other planets because

Water is found as a solid, liquid, and gas on ______.

___ is the third planet from the Sun

Sun formed when Energy caused by _ in the center of the cloud of gas/dust radiated into space

A comet develops a tail because of

__ was the first planet studied by the Voyager space probes.

A planet that appear reddish-yellow due to iron oxide in its rocks is

The planet that averages 150 million KM, or one AU from the Sun is ___

Two of the inner planets are

Solar Energy trapped by gases in Venus's atmosphere causes ___.

The orbits of ___ lie closer to the Sun than does Earth's orbit

two of the inner planets are ____

This planet has no true atmosphere.

Venus and Earth both experience a __ because of heat trapped by their atmospheres

Johannes Kepler discovered that the orbits of planets are

_- are pieces of rock that strike the surface of a moon or planet.

A comet develops a coma because of