Across
- 1. a dwarf star whose gravity holds the solar system together
- 2. a visible mass of of condensed water vapour that floats in the sky
- 4. an astronomical body orbiting a star
- 7. a place where living and non-living things live
- 8. a name given to living things
Down
- 1. a mixture of organic matter, minerals, gases, liquids, and organisms that together support life
- 3. essential for survival
- 5. a name given to non-living things
- 6. a tall plant with a trunk and branches made from wood
- 8. flies in the sky