Mathematics and Science Challenge

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Across
  1. 3. _______ state has definite volume and shape.
  2. 6. Matter has ______ states.
  3. 9. A pair of lines that never meet: __________ lines
  4. 10. _________ angle is greater than 90 degrees and less than 180 degrees.
Down
  1. 1. How many right-angles can be found in a rectangle? ______
  2. 2. Cross-roads are __________ degrees apart?
  3. 4. definite volume means that it does not _________ in volume.
  4. 5. No definite shape means that it __________ the shape of the container.
  5. 6. How many sides does a triangle has? _______
  6. 7. ________ state has no definite volume and shape.
  7. 8. _________ angle is less than 90 degrees.