Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:ionospheric_layer
|
| gptkbp:affects |
shortwave radio propagation
|
| gptkbp:alsoKnownAs |
gptkb:Appleton_layer
|
| gptkbp:contains |
ionized nitrogen
ionized oxygen |
| gptkbp:discoveredBy |
gptkb:Edward_V._Appleton
|
| gptkbp:enables |
long-distance radio communication
|
| gptkbp:formsDuring |
daytime
|
| gptkbp:hasPeakAltitude |
250-400 km
|
| gptkbp:locatedIn |
gptkb:Earth's_ionosphere
|
| gptkbp:lowerAward |
gptkb:plasmasphere
|
| gptkbp:maximumElectronDensity |
highest in ionosphere
|
| gptkbp:partOf |
F region
|
| gptkbp:persistsDuring |
nighttime
|
| gptkbp:rank |
gptkb:F1_layer
|
| gptkbp:variant |
gptkb:football
gptkb:time_of_day solar activity latitude |
| gptkbp:bfsParent |
gptkb:F_layer
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
F2 layer
|