Curated OER
Resultant Forces
A series of examples and activities about how forces have effects on objects. The data given on each slide includes force magnitudes, particle direction and the questions require the class to calculate the resultant vectors. The...
Khan Academy
Khan Academy: Magnitude of Vectors
Find the magnitude of a vector. You'll see vectors given in graphs, given in component form, and given by initial and terminal points. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Khan Academy
Khan Academy: Equivalent Vectors
Determine if two vectors shown on a graph are equivalent. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
National Council of Teachers of Mathematics
The Math Forum: Vector Length
Describes how to use the Pythagorean Theorem to find the length, or magnitude, of a vector.