Physics, 14.04.2021 23:20 ZoomZoom44
Electromagnetic waves can carry more data at higher frequencies. Why would a scientist opt to transmit data at a lower frequency instead?
What are the limitations of sending information using electromagnetic waves?
What are the differences between analog and digital signals?
What are the advantages of using digital signals over analog signals?
Using reliable internet sources, identify three ways we use analog and digital signals in our everyday lives.
Describe how radio telescopes are used to explore space.
How are radio waves used on Earth?
Why do radio telescopes convert radio waves (analog signals) to electrical (digital) signals for analysis? (Hint: What did the article say about the advantages of digital signals?)
Answers: 3
Physics, 21.06.2019 22:30
How have the competing explanations' experiments on atoms affected the development of the atomic model?
Answers: 1
Physics, 22.06.2019 08:00
What is a carrier wave and how does it affect what you hear on the radio
Answers: 1
Physics, 22.06.2019 16:00
Which composition of water moves to begin a deepwater current?
Answers: 2
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