Bottomless Worksheet of Pressure Conversion

You’ll get endless practice converting between the millibar, atmosphere, and torr scales with this Bottomless Worksheet. A button-click creates another ten problems, with a printed copy and answer sheet also available. Continue reading

Pressure Conversion

Pressure is defined as force per unit area. Use this Formula Solver to learn how to convert between pressure’s primary units of measurement — millibars, atmospheres, and millimeters of Mercury (or torr). Continue reading


Pressure is defined as force per unit area. This Formula Solver! Series program shows the step-by-step solution for finding pressure (in pascals), force (in newtons), or area (in meters squared) from the other two values (which you can enter yourself). Continue reading


Diffusion is the net movement of particles from a highly concentrated region across a concentration gradient to a region of lower concentration, resulting in equilibrium. Take this interactive tour to help you master the process and terminology. Continue reading