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<catalog>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/5.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question5.jpg" mp3="AUDIO_REPOS/2064-5" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/5.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[Scientists can learn a lot from meteorites.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/6.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[But often they don't agree on how old a rock is.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/7.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[This can make it hard to know what to think.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/8.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[And with certain space rocks, scientists disagree by as much as 4 billion years.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/9.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[Mars itself isn't much older than 4 billion years.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-10" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/10.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[So the question is: Do these rocks tell the beginning, or the end, of Mars’ story? ]]></answer>
	</question>
	
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/15.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question15.jpg" mp3="AUDIO_REPOS/2064-15" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Most scientists believe shergottites were formed by volcanoes about 150 to 250 million years ago.]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/15.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[Most scientists believe shergottites were formed by volcanoes about 150 to 250 million years ago.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/16.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[That was during Earth's Jurassic period.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/17.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[Dinosaurs roamed our planet then.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/18.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[If they are right, then Mars had volcanoes not too long ago.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/19.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[And that might have made life on Mars possible, said scientist Munir Humayun.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/2064-1" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/20.1.jpg" rationale="Right" value="1" choicesay=""><![CDATA[But some people believe that shergottites are actually very old  -  about 4 billion years old.]]></answer>
	</question>

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