Astronomers can often identify a binary system that includes only one visible star by observing the effects on the dim star's what on its brighter companion, causing a 'wobble'.
I think its D im not sure hope this helped
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Answer:
Antarctica is the driest continent; it is almost entirely desert. Very little snow or rain falls on the continent, but because it is so cold, the small amount of precipitation that does fall does not melt.
Explanation:
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Explanation:
metamorphic: denoting or relating to rock that has undergone transformation by heat, pressure, or other natural agencies
igneous: Igneous rocks form when hot, molten rock crystallizes and solidifies
sedimentary: Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at the Earth's surface
