Definisies Graad 10 - Fisika Flashcards

1
Q

Foton

A

‘n Pakkie gekwantifiseerde energie

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2
Q

Transversale golf

A

‘n Golf waarvan die bewegingsrigting van die deeltjies in die medium loodreg is op die bewegingsrigting van die golf

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3
Q

Golflengte

A

Die afstand tussen twee opeenvolgende punte in fase

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4
Q

Frekwensie

A

Die aantal golwe wat in 1 sek verby ‘n sekere punt in die ruimte beweeg
f = 1/T
f = aantal golwe/tyd

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5
Q

Periode

A

Die tyd wat dit een volledige golfpuls neem om by ‘n punt verby te beweeg

T=1/f
T= tyd/aantal golwe

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6
Q

Golfspoed

A

Die spoed van ‘n golf is die afstand wat ‘n punt op die gold per eenheidtyd beweeg
v=d/t

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7
Q

Potensiaalverskil

A

Die werk gedoen per eenheid positiewe lading
V=W/Q
6 volt = 6 joule energie word per coulomb lading oorgedra

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8
Q

Stroom

A

Die tempo van die vloei van lading.
I=q/t
5A = 5C lading vloei deur die stroombaan in 1 sek.

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9
Q

Ohm se wet

A

Stroom deur ‘n geleier is direk eweredig aan die potensiaalverskil oor die geleier by konstante temperatuur.

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10
Q

Weerstand

A

‘n Materiaal se weerstand teen die vloei van elektriese stroom

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11
Q

EMK

A

Die totale energie verskaf per coulomb lading deur die sel

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12
Q

Drywing

A

Die tempo waarteen elektriese energie in ‘n stroombaan oorgedra word
(Bepaal helderheid)

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13
Q

Arbeid

A

Die hoeveelheid energie oorgedra

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