Answers

1. Answer:

   1) Radio waves are modulated and amplified.

   2) a signal is produced.

   3) Radio waves are amplified and demodulated

   4) A signal is seen, heard, or used.

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2. Answer:

   Karl listed the steps involved when information is sent from transmitters to receivers.

   1 – A signal is produced.

   2 – Radio waves are modulated and amplified.

   3 – An antenna sends modulated waves through the air.

   4 – An antenna captures the modulated waves.

   5 – A signal is heard, seen, or used.

   Which describes the missing step?

   After Step 5, radio waves are amplified and demodulated.

   Before Step 5, radio waves are amplified and demodulated.**

   After Step 3, radio waves are amplified and demodulated.

   Before Step 3, radio waves are amplified and demodulated.

   Explanation:

   (B)

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