Changes in Matter

3. vapor Water in its gas form.
4. A state of matter that flows and takes the shape of its container.
8. Water that falls from clouds, like rain, snow, sleet, or hail.
13. When a solid gets warm and changes into a liquid.
14. When a liquid slowly changes into a gas.
15. of matter The different forms matter can be in, such as solid, liquid, and gas.
17. When a gas cools and changes into a liquid.
18. Anything that has mass and takes up space.
19. A state of matter that spreads out to fill any space.

1. When a liquid gets hot enough and turns into a gas.
2. When a liquid gets cold and changes into a solid.
5. The process of breaking down or rotting over time.
6. How hard or soft something is.
7. The amount of space an object takes up.
8. change A change in size, shape, or state that does not make a new substance.
9. change A change that forms a new substance.
10. A trait or feature you can observe about something.
11. A reddish-brown substance that forms on iron or steel when it reacts with water and air.
12. A state of matter that keeps its own shape.
16. How something feels, like rough, smooth, bumpy, or soft.
18. The amount of matter in an object.