Question

*Answer the following question in one or two sentences :-
1. Why are the radio and the television transmission possible?
2. Define Lithosphere.
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Answer 1

Answer:

1. Transmission of radio and television programs from a radio or television station to home receivers by radio waves is referred to as "over the air" (OTA) or terrestrial broadcasting and in most countries requires a broadcasting license.

2. lithosphere is the rigid, outermost shell of a terrestrial-type planet or natural satellite. On Earth, it is composed of the crust and the portion of the upper mantle that behaves elastically on time scales of thousands of years or greater

Answer 2

Answer:

Radio and television transmission is possible because the rays are transmitted through the air.

Lithosphere is the rigid outer part of the Earth. And it consists of the crust and upper mantle.