Computer Science Grade 1 20 min

The Television: Watching Shows and Movies

Understand the function of a television and how it displays images and sounds.

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Introduction & Learning Objectives

Learning Objectives Identify the television as a piece of technology. Name the main parts of a TV system (screen, remote). Explain that a remote gives the TV instructions (input). Explain that a show appearing is the TV's response (output). Describe the steps to turn on a TV and find a show in order. Follow simple safety rules for using a television. Do you like watching cartoons? 🦁 How does the magic box show them to you? 📺 We will learn how a television works! It's like a simple computer. We will see how we tell it what to do. Real-World Applications Watching your favorite morning cartoons ☀️ Seeing a fun movie with your family 🍿 Learning new things from educational shows ABC Playing video games on the big screen 🎮
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Key Concepts & Vocabulary

TermDefinitionExample Television (TV)A screen that shows moving pictures and sounds. It's a device! 🖼️The big black screen in the living room is a television. Remote ControlA small tool with buttons to tell the TV what to do from far away. ✨You use the remote control to change the channel. InputAn instruction you give to a device. It's what you tell it to do. 👉Pressing the 'power' button is an input. OutputThe job the device does for you after you give it an input. 👀When the TV screen lights up, that is an output. SequenceDoing things in the right order, like steps 1, 2, 3. 🐾First, you turn the TV on. Second, you pick a show. DeviceA machine made to do a special job, like a computer or a TV. 🤖Your tablet is a device, and so is a television.
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Core Syntax & Patterns

The 'Watch a Show' Algorithm 1. Power On → 2. Choose App/Channel → 3. Pick Show → 4. Press Play Follow these steps in order to watch what you want on TV. The Input-Output Pattern You give an INPUT (press button) ➡️ The TV gives an OUTPUT (changes channel). Every time you tell the TV to do something, it does something back. The Safety Rule Ask a grown-up first. Sit far back. Turn it off when done. 👍 Always follow these steps to use the TV safely and be helpful.

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Sample Practice Questions

Challenging
Imagine you are writing instructions (an algorithm) for a robot to watch a show. What instruction is missing from the middle? 1. Turn on TV. 2. __________. 3. Watch the show.
A.Get a glass of water
B.Find the remote
C.Choose a show to watch
D.Turn off the lights
Challenging
A character in a show says, 'Tell me your name and what street you live on to win a prize!' What is the SAFEST and BEST thing to do?
A.Type your name to win the prize
B.Ask a friend what to do
C.Yell your name at the TV
D.Turn the TV off and tell a grown-up right away
Challenging
Your new TV remote has a button with a microphone 🎤 symbol. When you press it and talk, the TV listens. What is this button's job?
A.To let you search for a show by talking instead of typing
B.To record your voice for fun
C.To call your friends
D.To make the show's sound louder

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