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5th Grade Computer Science - Unit 1, Lesson 2

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5th Grade Computer Science - Unit 1, Lesson 2

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Questions and Answers

In computer science, what does a 'sequence' primarily define?

The number of times a set of instructions repeats.

The selection of different programming languages.

The conditions that determine program choices.

The order in which instructions are executed. (correct)

What programming concept allows a program to make decisions based on a condition?

Repetition

Sequencing

Looping

Selection (correct)

What is the primary purpose of using 'loops' in computer science?

To execute instructions only once.

To choose the next sequence of instructions.

To shorten repetitive code by repeating a code block. (correct)

To select a random new instruction.

If a dance routine repeats a set of movements until a light signal changes, what programming concept is being demonstrated?

<p>Repetition (A)</p> Signup and view all the answers

How can computer science be applied to choreography?

<p>By using sequences, selections and loops to structure movements. (B)</p> Signup and view all the answers

Study Notes

5th Grade Computer Science - Unit 1, Lesson 2

Topic: Sequence, Repetition, Selection
Materials Needed: Planner, Pencil, iPad, Folder
Do Now: Think of and be ready to demonstrate a few dance moves you enjoy
Essential Question: What are sequence, repetition, and selection?
Homework: None

Sequences in Computer Science

A sequence is the order in which a task is done
In computer science, programmers use sequences to ensure the computer follows instructions in the correct order

What is Selection?

Selections happen when a program chooses the next step based on a condition
Used to create varied outcomes in computer programs

What are Loops?

Loops repeat a section of code a set number of times
Used to shorten many lines of code into a few

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Description

Explore the fundamental concepts of sequence, selection, and repetition in computer science. This lesson focuses on understanding how these concepts influence programming and how they can be demonstrated practically. Get ready to engage with fun activities that illustrate these vital programming principles.