1. Both liquids and solids have definite volume. This means that they cannot be compressed or expanded to a significant degree without changing their volume.

2. Both liquids and solids have a fixed shape. This means that they cannot be deformed or stretched to a significant degree without changing their shape.

3. Both liquids and solids are composed of matter. Matter is anything that has mass and takes up space. Liquids and solids are composed of different types of matter, but they are both matter nonetheless.

4. Both liquids and solids can exist at different temperatures. Liquids are usually found at higher temperatures than solids, but they can both exist at the same temperature.

5. Both liquids and solids can be converted into different states of matter. Liquids can be turned into solids by cooling them, and solids can be turned into liquids by heating them.