Assertion: radio wave | /r/HasProperty | reflected by ionosphere layer
Facets:
value: in the atmosphere
type: LOCATION
value: back to earth
type: TRANSITIVE-OBJECT
Source sentences:
text: Because radio waves in this band can be reflected back to Earth by the ionosphere layer in the atmosphere – a method known as "skip" or "skywave" propagation – these frequencies are suitable for long-distance communication across intercontinental distances and for mountainous terrains which prevent line-of-sight communications.