Statements (51)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Electromagnetic radiation
Electromagnetic wave |
| gptkbp:absorbedBy |
gptkb:Atmosphere
|
| gptkbp:canBeModulatedBy |
gptkb:Amplitude_modulation
Frequency modulation Phase modulation |
| gptkbp:canBeReflectedBy |
gptkb:Ionosphere
|
| gptkbp:detects |
Radio receivers
Receiver antennas |
| gptkbp:discoveredBy |
gptkb:Heinrich_Hertz
|
| gptkbp:generation |
Oscillating electric currents
Transmitter antennas |
| gptkbp:hasApplication |
gptkb:television
gptkb:RFID gptkb:Two-way_radios gptkb:Amateur_radio Astronomy Remote sensing Navigation systems Remote controls Military communications Telemetry Radio astronomy Wireless data transfer Medical imaging (MRI) Microwave ovens (for certain frequencies) Space communication |
| https://www.w3.org/2000/01/rdf-schema#label |
Radiowaves
|
| gptkbp:isLongerThan |
Microwaves
|
| gptkbp:isShorterThan |
Extremely low frequency waves
|
| gptkbp:partOf |
Electromagnetic spectrum
|
| gptkbp:polarization |
Yes
|
| gptkbp:propagatesThrough |
gptkb:vacuum
Space Air |
| gptkbp:symbol |
RF
|
| gptkbp:travelsAtSpeed |
Speed of light in vacuum
|
| gptkbp:usedFor |
gptkb:FM_radio
gptkb:Bluetooth Wi-Fi AM radio Wireless networking Radar Radio communication Television broadcasting Satellite communication Cellular phones |
| gptkbp:wavelengthRange |
1 millimeter to 100 kilometers
3 kHz to 300 GHz |
| gptkbp:bfsParent |
gptkb:The_Fifth_Element_soundtrack
|
| gptkbp:bfsLayer |
6
|