Basically, a passive radiator is a reactionary device as the name suggests. When a driver (such as a subwoofer) is mounted to a sealed speaker box (enclosure), the physical forward/back movement of the speaker affects the internal air pressure of the enclosure.
The 3 landforms created by wave erosion sometimes called coastal  erosion are headlands and bays, cliffs and wave cut platforms and  finally caves, arches, stacks and stumps â¦ . Wave erosion is the  wearing away of land and the removal of beach by wave currents.
Intrusive volcanic landforms result from magma solidifying beneath the earth's crust, then later exposed by earthquake, erosion.Examples: Batholith, Sill and dyke are all examples of intrusive volcanic landforms.erge this question into. Split and merge into it. Answer by NutAR. Confidence votes 7. Intrusive volcanic landforms result from magma solidifying beneath the earth's crust, then later exposed by earthquake, erosion. Examples: Batholith, Sill and dyke are all examples of intrusive volcanic landforms.