Across
- 3. Liquid turns into solid
- 6. colorless and non-flammable gas at normal temperature and pressure.
- 7. a form of energy that an object or a particle has by reason of its motion.
- 9. the conversion of a vapor or gas to a liquid.
- 10. a substance or object that is solid rather than liquid or fluid.
Down
- 1. produced when a rise in temperature causes atoms and molecules to move faster and collide with each other.
- 2. the process of turning from liquid into vapor.
- 4. a substance that flows freely but is of constant volume, having a consistency like that of water or oil.
- 5. is the transition of a substance directly from a solid-state to a gas state.
- 8. a substance or matter in a state in which it will expand freely to fill the whole of a container, having no fixed shape (unlike a solid) and no fixed volume (unlike a liquid).