6.4 One region on the Moon is covered with craters<span>, </span>while another is a smooth volcanic<span> plane. Which is </span>older<span>? How much </span>older? How do we know<span>? The </span>crater-covered<span> surface is close </span>to<span> the same age as the</span>Moon<span> is - about 4 billion years. ... enshrouded in clouds, how </span>do we know<span> as much as we </span>do<span> about its surface?</span>
For example, the granite in Figure 2 is made up of the minerals quartz<span>, </span>feldspar<span>, </span>hornblende<span>, and </span>mica<span>. About 20 minerals make up most of the rocks of Earth's crust. These minerals are known as </span>rock-forming minerals<span>. Appendix B at the back of this book lists some of the most common rock forming minerals.</span>
It's a Country and part of NATO.
Answer:
<h2>the branch of geography dealing with natural features and processes.
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