Radio waves by the ionosphere. This makes it possible short-wave radio signals over great distances.

is reflected / to send

are reflecting / sent

are reflected / sending

are reflected / to send

Question

Английский язык: Radio waves by the ionosphere. This makes it possible short-wave radio signals over great distances.is reflected / to sendare reflecting / sentare reflected / sendingare reflected / to send​

АминаМингазова · Answer

Radio waves are reflected by the ionosphere. This makes it possible to send short-wave radio signals over great distances....

Radio waves by the ionosphere. This makes it possible short-wave radio signals over great distances.is reflected / to sendare reflecting / sentare reflected / sendingare reflected / to send​

Radio waves by the ionosphere. This makes it possible short-wave radio signals over great distances.

is reflected / to send

are reflecting / sent

are reflected / sending

are reflected / to send