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Quiz "physics: Physics terms"

physics: Physics terms

an unstable, negatively charged lepton with a mass of c. 1,777 MeV/c2 (or c. 3,490 times that of an electron) and a mean lifetime of 2.2 ×10-13 second

physics: Physics terms

the derived SI unit of pressure; the pressure exerted on an area of 1 square metre by a force of 1 newton; equivalent to 10 dynes per square centimetre or 1.45 × 10–4 pound per square inch

physics: Physics terms

the tendency of a body to preserve its state of rest or uniform motion unless acted upon by an external force

physics: Physics terms

a region containing no matter; free space

physics: Physics terms

the change in direction of a propagating wave, such as light or sound, in passing from one medium to another in which it has a different velocity
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