Fysik
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Hvad er atomnummeret betegnet ved i det periodiske system? | Z
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Hvad kaldes atomnummeret Z også? | Protontallet
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Hvad kaldes antallet N af neutroner i en kerne? | Neutrontallet
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Hvad er formlen for det samlede antal protoner og neutroner i kernen? | A = Z + N
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Hvad kaldes det samlede antal protoner og neutroner i kernen? | Nukleontallet
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Hvilken opbygning har en elektron? | Udelelig
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Hvilket symbol har en proton og hvilken ladning har den? | Symbol: P
Ladning: +e
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Hvordan lyder formel for energien af en foton? | Efoton=h*f
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Hvilke egenskaber har lys? | Bølge og partikelegenskaber
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Hvordan lyder Bohrs 1. postulat? | 1. Stationære tilstande
Et atom kan eksistere i en række stationære tilstande. I hver stationær tilstand har atomet en bestemt energi.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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