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General physics
Terms realting to physics that are not fit for other subcategories.
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General physics
proton
Physics; General physics
A positively charged particle that, along with the neutron, occupies the nucleus of the atom.
pulley
Physics; General physics
A pulley is a simple machine that consists of a rope that slides around a disk or block.
radius of curvature
Physics; General physics
With spherical mirrors, the radius of the sphere of which the mirror is a part.
reflect
Physics; General physics
A wave on a string that is tied to a pole at one end will reflect back toward its source, producing a wave that is the mirror-image of the original and which travels in the opposite direction.
refracted ray
Physics; General physics
The ray of light that is refracted through a surface into a different medium.
right-hand rule
Physics; General physics
A means of defining the direction of the cross product vector. To define the direction of the vector ( A × B ), position your right hand so that your fingers point in the direction of A , and ...