1 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078778026/165465/523_696_q1.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (36.0K)</a>]]>
A) It expanded. B) It become warmer. C) It shrank. D) It melted. 2 A) Pluto B) Mercury C) Venus D) Jupiter 3 A) Mercury B) Pluto C) Mars D) Saturn 4 A) sunspot maxima and minima B) condensation of a nebula C) formation of a crater D) formation of a black hole 5 A) Mars B) Neptune C) Venus D) Jupiter 6 A) between Earth and Mars B) between Uranus and Neptune C) between Mercury and Venus D) between Mars and Jupiter 7 A) Galileo Galilei B) Albert Einstein C) Johannes Kepler D) Nicholas Copernicus 8 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078778026/165465/523_720_q8_q9.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (12.0K)</a>]]>
A) 12,583 km B) 23,122 km C) 1,348 km D) 6,794 km 9 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078778026/165465/523_720_q8_q9.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (12.0K)</a>]]>
A) a uniformly thick crust B) a solid mantle C) an iron-rich core D) an iron-rich crust 10 A) asteroid B) comet C) meteorite D) meteor
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