A form of matter that has a set shape; its shape stays the same. It also has a set volume. It takes up the same amount of space all the time. Wood, iron, rocks, and most metals are examples.
This has a set volume but no set shape; it takes the shape of its container. Water is an example.
These have no set shape or volume. It expands to fill its container. Hydrogen is an examples.
The temperature at which a type of matter changes from a liquid to a gas. For water it is 100 degrees Celsius.
The temperature at which a type of matter changes from a solid to a liquid. For ice it is 0 degrees Celsius
The temperature at which a liquid changes to a solid. For water it is 0 degrees Celsius
Matter changes in appearance, and the atoms of the matter change, for example, iron turns to rust
Matter changes in appearance but its atoms do not change. Examples include water boiling, or using wood to make a chair.
a small particle which makes up all matter. It contains one or more protons and neutrons in its nucleus, and electrons around the nucleus