CCC: Science

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Across
  1. 2. Something that has lines or shapes
  2. 4. The size of something
  3. 5. When the tempter lower or higher
  4. 7. Something that helps you do things
Down
  1. 1. Something that created a problem
  2. 3. Something that hasn't changed
  3. 4. something that's on the outside protects the inside
  4. 6. When things work together