Many Kinds of Matter

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Across
  1. 1. something that is not hard to do
  2. 2. something that has different shapes or ways of being
  3. 4. what something is made from
  4. 5. an open area or place
  5. 6. something that is good to eat
Down
  1. 1. a part of a larger group of things that are alike
  2. 3. a large object in space that moves around a star
  3. 7. how much there is of something