How do cell phones work?

Kids, do you like playing games on your mobile phones? Are you aware of the uses of a mobile phone apart from playing games? Have you ever tried to call someone or tried to send a text message to someone? Was that person present in same room as you or in a different place? What do you think is the reason behind such long distance communications?

 What is a cell phone?

  • A sell phone is also referred to as a mobile phone.
  • A cell phone is an advanced version of the telephone with some added features available with it.
  • Cell phone works by sending radio wave signals.
  • The most recent cell phones are termed as smartphones due to their ability to support sophisticated computer software-like applications and functions.
  • Irrespective of the name, the basic function of a cell phone is communication – calling and texting a message.
  • Mobile phones are cordless phones that can work in a much greater range.

How does a cell phone work?

  • The most function of a cell phone is calling and texting a message.
  • For this work to be done, cell phones communicate through radio waves or signals.
  • There is a division of a city into particular sections by each company. These sections are termed cells.
  • That’s why mobile phones are also called cells.
  • Each cell has a tower; this tower is used for receiving and sending information such as forwarding calls and text messages.
  • If a call or text message is sent from another state, that is from another cell, then there will be transfer of message and cell from one tower to another tower.
  • Due to this, a cell phone can work at multiple places, across cities and states and even at an international level.

Fun Facts:

  1. The first ever phone call was made on 3rd April, 1973.
  2. The first ever message was transmitted on Dec 3, 1992.
  3. The first message sent as a typed message was “Merry Christmas”.

Related Questions:

  1. Who invented the first phone?
  2. Who was the inventor of cell phones?
  3. How do cell towers work?

True or False:

  1. Cell phone is also referred to as mobile phone.
  2. A smartphone is the more advanced version of a cell phone.
  3. Calling and texting are the prime functions of cell phones.
  4. There is a division of state done by each mobile company called a cell.
  5. Cell phones get their name from the scientist who invented it.

Objective Quiz:

  1. Cell phone is also called as ________.
    1. Mobile phone.
    2. Telephone.
    3. Gramophone.
    4. None of the above.
  2. The most basic work of cell phone is to ______.
    1. Call and send a text message.
    2. Call and send an audio.
    3. To send audio.
    4. None of the above.
  3. The division of each state done by each mobile company is called a _____.
    1. Cell.
    2. Tower
    3. Quadrant
    4. None of the above.
  4. Cell phones get their name from ________.
    1. Division of states called as cells.
    2. Division of city called as states.
    3. Both 1) and 2).
    4. None of the above.
  5. Each cell consists of a _______ which helps in receiving and sending signals.
    1. Tower.
    2. Plant.
    3. Power plant.
    4. None of the above.

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