why metallic solids are soft to hard
Ionic solids are brittle and hard as they are bonded with electrostatic bonds.
solids are like ice so they are in the phase of hard
Glasses are solids. They're, specifically, amorphous solids. What makes them different from regular solids is that they're not regular, they're amorphous. Which is right there in the name.
solids are solid and hard
solids are hard and they have mass.
Solids.
Solids are rigid and hard because they have no definite shape and volume and they're tightly packed
Molecules - They are more tightly packed in solids than liquids and gases
It is because it moves and solids are hard.
solvent
makes no sense