Gravitation

Gravitation

Gravitation, or gravity, is the natural phenomenon by which physical bodies appear to attract each other with a force proportional …

Read more

Elasticity

Elasticity

When an elastic material is deformed due to an external force, it experiences internal forces that oppose the deformation and …

Read more

Fluid Substance

In physics, a fluid is a substance that continually deforms (flows) under an applied shear stress. Fluids are a subset …

Read more

Heat and gas

Generally, when substances are heated, their particles begin to move faster. In solids, molecules vibrate together; heat makes them vibrate …

Read more