Waves

Wave speed (v) = frequency ($f$) X Wavelength

v = m/s

f - hertz

wavelength - meters

$$ f = \frac{1}{T} $$

Thermophysics

Specific latent heat

Specific latent heat (L)

Heat energy (Q)

Mass (M)

$$ L = \frac{Q}{M} $$

Conductivity

$$ C = \frac{AΔT}{L} $$

A = Area of cross section

ΔT = Temperature difference

L = Specific latent heat

Specific Heat Capacity

$$ Q = mcΔT $$