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Viteza in spatiu

Viteza in spatiu. Gaspar Oana a VI-a B. S patiul :. Aptoximativ vid, Spatiul cosmic, este tot ceea ce se afla dincolo de atmosfera unei planete. Viteza Lumnii. Viteza luminii este viteza de propagare a luminii. Anul lumina.

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Viteza in spatiu

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  1. Viteza in spatiu Gaspar Oana a VI-a B

  2. Spatiul: • Aptoximativ vid, Spatiul cosmic, este tot ceeace se afladincolo de atmosferauneiplanete.

  3. VitezaLumnii • Vitezaluminiiesteviteza de propagare a luminii

  4. Anullumina • Anul-lumină este o unitate de măsură a lungimii, definită ca distanța parcursă de o rază de lumina

  5. Observatii • PePamant, distantelesuntfoartescurtepentrulumina, astfel încât rareori acestea se măsoară în secunde-lumină.

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