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Joules lov (for energi) R*I^2*t
Hubblekonstanten 22000 (m/s)/Mly
Måleenhed for strømstyrke Ampere
Ohms 1. lov U=I*R
Tyngdeaccelerationen g=9,82 m/(s^2)
Hvad kaldes den kraft som en objekt nedsænket i vand bliver påvirket af (Archimedes’ lov) Opdrift
En snor sættes i svingninger og sender derved en bølge hen langs snoren mod den faste ende ved trissen. Her bliver bølgen reflekteret og sendt tilbage mod vibratoren. Hvilken bølge er der tale om? Stående bølge
Created by: caja