Matter-Xuanhao

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Across
  1. 1. It is a non-matter as it can pass through water in the pond.
  2. 3. It is a non-matter that can only come out when there is light.
  3. 4. It is the amount of matter an object has.
  4. 5. It is a non-matter as it does not have mass and does not occupies space.
  5. 6. It is the amount of space an object occupies.
  6. 9. It is a matter as it has mass and occupies space.
Down
  1. 2. It is a unit for mass.
  2. 4. It is anything that has mass and occupies space.
  3. 7. It has definite volume and no definite shape.
  4. 8. It cannot been seen and it is a matter.