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Fysik - astronomi

Keplers 1. lov Alle planeter bevæger sig i elipsebaner med Solen i det ene brændpunkt.
Keplers 2. lov Planeterne bevæger sig hurtigere, jo tættere de er på solen.
Keplers 3. lov Når afstanden til Solen bliver større, vil omløbstiden vokse.
Hvad er aphel? Når planeten bevæger sig langt fra Solen i sin bane.
Hvad er perihel? Når planeten bevæger sig tæt på Solen i sin bane.
Hvordan lyder afstandskvadratloven? I=P_0/(4⋅pi⋅r^2 ) r : afstand P0 : den udstrålede effekt I : intensitet
Hvad er en exoplanet? En planet som bevæger sig om en anden stjerne end solen.
Created by: 1612023232199166