Understanding Electronic and Non-Electronic Devices: How We Receive Information Computer Studies JSS 1 First Term Lesson Notes Week 8

Subject: Computer Studies
Class: JSS 1
Term: First Term
Week: 8
Age: 11 years
Topic: Information Evolution and Communication Technology (ICT)
Sub-topic: Electronic and Non-Electronic Devices, Modes of Receiving Information
Duration: 60 minutes

Behavioural Objectives:
By the end of the lesson, students should be able to:

1. Define electronic and non-electronic devices and provide examples.
2. Describe different modes of receiving information (audio, video, audio-visual).
3. Identify and explain examples of each mode of receiving information.

Keywords: Electronic Devices, Non-Electronic Devices, Modes of Receiving Information, Audio, Video, Audio-Visual

Set Induction:
Start by discussing how people receive information daily, such as through the radio, television, or smartphones. This will lead into the topic of how communication technology has evolved.

Entry Behaviour:
Students should have a basic understanding of common electronic devices and may have experience with different types of media.

Learning Resources and Materials:

• Whiteboard and markers
• Projector or computer with presentation slides
• Handouts with examples of electronic and non-electronic devices
• Examples of audio, video, and audio-visual media

Building Background/Connection to Prior Knowledge:
Connect the lesson to students’ experiences with devices and media they use, such as smartphones, radios, and TVs.

Embedded Core Skills:

• Identifying and classifying different types of devices
• Understanding how information is received through various media

Learning Materials:

• Textbook or handouts on electronic and non-electronic devices
• Visual aids showing examples of each type of device and mode of receiving information

Reference Books:

• Lagos State Scheme of Work for Computer Studies

Instructional Materials:

• Projector
• Whiteboard
• Markers
• Handouts with device examples

Content

I. Electronic Devices:

1. Definition:
   Electronic devices are machines that operate using electricity or electronic circuits. They are used for various purposes, such as communication, entertainment, and data processing.
2. Examples:
   • Smartphone: A portable device used for making calls, texting, and accessing the internet.
   • Computer: A machine used for processing data, running software, and accessing information online.
   • Television: A device used for viewing broadcasted shows and videos.
   • Radio: An electronic device that receives and broadcasts audio signals.
   • Tablet: A portable device with a touchscreen used for browsing the internet and running apps.

II. Non-Electronic Devices:

1. Definition:
   Non-electronic devices do not use electricity or electronic circuits to function. They are typically used for manual tasks or to provide information without the use of modern technology.
2. Examples:
   • Books: Physical items containing written information or stories.
   • Paper Maps: Used for navigation and showing geographical locations.
   • Whiteboards: Used for writing and drawing information manually.
   • Printed Newspapers: Provide news and information in a physical format.
   • Clocks: Used to measure and show time manually.

III. Modes of Receiving Information:

1. Audio:
   • Definition: Information received through sound or audio signals.
   • Examples:
     • Radio: Broadcasts audio content such as music, news, and talk shows.
     • GSM (Mobile Phones): Allows for voice communication over the phone.
2. Video:
   • Definition: Information received through visual means, such as images or moving pictures.
   • Examples:
     • Pictures: Static images that convey information visually.
     • Charts: Graphical representations of data used to show trends and patterns.
3. Audio-Visual:
   • Definition: Information received through a combination of sound and visual elements.
   • Examples:
     • Television: Provides both audio and visual content, such as TV shows and movies.
     • Monitor: Displays visual information from a computer, often with accompanying audio from videos or software.

Evaluation

Fill-in-the-Blank Questions:

1. Electronic devices operate using __________.
   a) Water
   b) Gas
   c) Electricity
   d) Manual effort
2. An example of an electronic device used for making phone calls is a __________.
   a) Book
   b) Radio
   c) Smartphone
   d) Whiteboard
3. __________ are physical items used for manual tasks and do not use electricity.
   a) Electronic devices
   b) Non-electronic devices
   c) Digital devices
   d) Audio-visual devices
4. __________ is an example of a non-electronic device used for navigation.
   a) Smartphone
   b) Paper map
   c) Television
   d) Radio
5. Radio broadcasts __________ signals.
   a) Visual
   b) Audio
   c) Text
   d) Digital
6. A __________ is a non-electronic device used for showing time.
   a) Computer
   b) Clock
   c) Tablet
   d) Television
7. __________ information is received through visual means, such as images or videos.
   a) Audio
   b) Video
   c) Audio-visual
   d) Text
8. An example of an audio-visual device is a __________.
   a) Radio
   b) Monitor
   c) Book
   d) Paper map
9. __________ information combines both sound and visual elements.
   a) Audio
   b) Video
   c) Audio-visual
   d) Manual
10. The __________ is used for viewing broadcasted shows and videos.
    a) Book
    b) Radio
    c) Television
    d) Whiteboard
11. __________ devices are used for tasks such as browsing the internet and running apps.
    a) Non-electronic
    b) Audio
    c) Electronic
    d) Video
12. An example of a non-electronic device that provides written information is a __________.
    a) Tablet
    b) Computer
    c) Newspaper
    d) Radio
13. __________ devices do not require electricity to operate.
    a) Electronic
    b) Audio-visual
    c) Non-electronic
    d) Video
14. __________ involves receiving information through sound, such as from a radio broadcast.
    a) Video
    b) Audio
    c) Audio-visual
    d) Text
15. __________ is an example of a device that provides information in both audio and visual forms.
    a) Book
    b) Radio
    c) Television
    d) Paper map

Class Activity Discussion

FAQs with Answers:

1. Q: What is an electronic device?
   A: An electronic device operates using electricity and includes gadgets like smartphones and computers.
2. Q: Can you give examples of non-electronic devices?
   A: Examples include books, paper maps, and clocks.
3. Q: How does a radio transmit information?
   A: A radio transmits information through audio signals.
4. Q: What is the difference between audio and video information?
   A: Audio information is heard, such as from a radio, while video information is seen, such as in pictures or videos.
5. Q: What does audio-visual information include?
   A: Audio-visual information includes both sound and images, such as those found on television.
6. Q: How does a computer display information?
   A: A computer displays information visually on a monitor and can also include audio for multimedia content.
7. Q: What is a common use of a paper map?
   A: Paper maps are used for navigation and showing geographical locations.
8. Q: How does a GSM phone work?
   A: A GSM phone uses cellular networks to transmit voice and text messages.
9. Q: What is the role of a television in communication?
   A: Television provides both audio and visual information to viewers.
10. Q: Why are electronic devices important in modern communication?
    A: They allow for efficient and versatile communication through various media, including text, audio, and video.
11. Q: What kind of information can be received through a computer monitor?
    A: Information in the form of visual displays from programs, videos, and internet content.
12. Q: How are non-electronic devices used in daily life?
    A: They are used for tasks and information that do not require electricity, such as reading books or using paper maps.
13. Q: Can you name a device that provides both audio and visual content?
    A: A television is an example of a device that provides both audio and visual content.
14. Q: What is the main purpose of a clock?
    A: A clock is used to measure and display time.
15. Q: How has the evolution of communication devices impacted information sharing?
    A: It has made information sharing faster and more accessible through various electronic and digital means.

Presentation

Step 1: The teacher revises the previous topic on information transmission.

Step 2: The teacher introduces the new topic on information evolution and communication technology, defining electronic and non-electronic devices, and describing modes of receiving information.

Step 3: The teacher facilitates a discussion, allowing students to share their experiences with different devices and media, and provides corrections as needed.

Teacher’s Activities:

• Present the definitions and examples of electronic and non-electronic devices.
• Explain the modes of receiving information with relevant examples.
• Use visual aids to illustrate the concepts.

Learners’ Activities:

• Participate in discussions about devices and media they use.
• Complete fill-in-the-blank questions and engage in class activities.
• Ask questions and provide answers during the FAQ session.

Assessment:

1. What is an example of an electronic device?
2. Name a non-electronic device used for reading.
3. How does a television transmit information?
4. What type of information does a radio provide?
5. Give an example of a device that combines audio and visual information.
6. What is the primary function of a paper map?
7. How does a smartphone help in communication?
8. What does a computer monitor display?
9. Describe how a clock provides information.
10. What are the benefits of using electronic devices for communication?

Conclusion:
The teacher will go around to mark students’ work, provide feedback, and ensure understanding of the concepts covered.

More Useful Links

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