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General physics
Terms realting to physics that are not fit for other subcategories.
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General physics
Alpha particle
Physics; General physics
The nucleus of a helium atom (two protons and two neutrons) emitted as radiation from a decaying heavy nucleus.
Ampere
Physics; General physics
S.I. Unit of electric current, one ampere is the flow of one coulomb of charge per second.
Amplitude
Physics; General physics
The maximum absolute value attained by the disturbance of a wave or by any quantity that varies periodically.
Angle of contact
Physics; General physics
The angle between tangents to the liquid surface and the solid surface inside the liquid, both the tangents drawn at the point of contact.
Angle of incidence
Physics; General physics
When a light ray strikes a surface, the angle of incidence is the angle between the incident ray and the normal.
Angle of reflection
Physics; General physics
The angle of a reflected ray measured from a ray perpendicular to the surface.
Angle of refraction
Physics; General physics
The angle between the refracted ray and the normal.The angle at which a wave or ray of light leaves a surface it has struck.
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