L-1_9th_Sci
Across
- 2. Matter means something which has ___
- 5. The SI unit of mass is ____
- 7. The particles of ____ state are highly compressible.
- 8. Solid carbon dioxide is also called as ____
- 9. The matter around us exists in ____ different states
- 11. The process of changing the state from liquid to solid is called as _____.
- 13. Liquids and gases can flow and change shape, hence they are also called as ____
- 14. The mass per unit volume of the substance is called ____
Down
- 1. Water in the gaseous state is called as _____
- 3. ____ have definite shape, distinct boundaries and fixed volume
- 4. The intermixing of particles of two different types of matter on their own is called ____
- 5. Particles of matter are continuously moving because they possess _____ energy
- 6. The temperature at which a liquid starts boiling at the atmospheric pressure is known as its ____
- 10. ____is the amount of water vapour present in air
- 12. A change of state directly from solid to gas without changing into liquid state is called _____.