Anything that has mass and takes up space.
Solids with ordered atom-structure and fixed melting point.
Solids with in ordered atom-structure and without melting point.
Ratio of stress to strain when solids is under tension.
Ratio of stress to strain when solids is under shear.
Ratio of stress to strain when solids is under hydraulic pressure.
The force caused by pressure variation with depth to lift immersed objects.
The force to attract surfaced molecular to make the surface area of fluid as small as possible.
The phenomena of fluids automatically raising in open-ended tubes.
The net rate of flow of mass inward across any closed surface is equal to the rate of increase of the mass within the surface.
The inter-friction mechanism in fluid to dissipate energy.
Every particle passing a particular point moves exactly along the smooth path followed by particles passing that point early.
The irregular flow when the velocity of the flow is high.