WitrynaKhan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, … WitrynaIn this case our vector [1 0] can represent the x-axis, the x-coordinate. If we multiply this unit vector by 3, for example, we get 3 * [1 0] = [3 0], or the point (3, 0). We can do the same for y. So, if we want the point (4, 5), represented as an equation for a unit vector, we get: 4 i + 5j, where i and j are our unit vectors for x and y ...

What is magnetic flux? (article) Khan Academy

Witryna1) Oil has a density less than water, so it just sits there on the top, not spreading out into the more dense water below. 2) Oil is very nonpolar, meaning that a polar molecule like water doesn't get attracted to it. Oil is a covalent bond, and doesn't dissolve into ionic bonds like water. WitrynaLet 𝒮 be a piecewise smooth, orientable surface whose boundary is a piecewise smooth curve C, let n → be a unit vector normal to 𝒮, let C be traversed with respect to n → according to the right hand rule, and let the components of F → have continuous first partial derivatives over 𝒮. Then caillou kostenlos

Parametrizing a surface, part 1 (video) Khan Academy

WitrynaThere has been an experiment where the subjects were given glasses that inverted the image they saw that they kept on while they had their eyes open. Initially it was very disorienting but after about a week their brains had adjusted to the inverted image and they were able to function normally like before they put on the glasses. WitrynaKhan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere. Learn for free about math, art, computer programming, … little t josh tate