(In contrast a scalar quantity has magnitude only - eg, the numbers 1, 2, 3, 4...) This arrow represents a vector. The direction is given by the arrow, while the ...

One of the most important topics taught at the start of introductory physics is the idea of vectors. Students really need proficiency with them if they are to use force and momentum. Just about every ...

Near the 100th anniversary of the discovery of ferroelectricity, so-called sliding ferroelectricity has been proposed and confirmed recently in a series of experiments that have stimulated remarkable ...

Yape 2D (Yet Another Physics Engine) is, as its name points out, a physics game engine in 2D. It is fully develped in C++ and it doesn't have any extra dependencies. Its goal is to provide a ...

Vectors are added ‘nose to tail’ as shown below. The addition of the vectors is the line from the starting point to the finishing point. Triangles ABC and XYZ are equilateral. X is the midpoint of AB, ...