π Topic Summary
Unplugged activities in computer science are exercises that teach computational thinking and data collection concepts without requiring a computer. These methods involve using everyday objects and scenarios to simulate data collection processes, allowing students to understand the underlying principles in a hands-on, engaging way. This approach helps build a strong foundation before diving into complex coding and software tools.
π§ Part A: Vocabulary
Match the term with its correct definition:
| Term |
Definition |
| 1. Algorithm |
A. Information collected for analysis |
| 2. Data |
B. A step-by-step procedure for solving a problem |
| 3. Pattern Recognition |
C. Grouping data based on shared characteristics |
| 4. Abstraction |
D. Identifying similarities in data to make predictions |
| 5. Categorization |
E. Simplifying complex information to focus on essential details |
Answer Key:
- π 1 - B
- π‘ 2 - A
- π 3 - D
- π 4 - E
- π 5 - C
βοΈ Part B: Fill in the Blanks
Complete the following paragraph using the words: qualitative, quantitative, observation, survey, experiment.
Data collection can be done through various methods. An ____________ involves manipulating variables to see the effect. A ___________ gathers data through questionnaires. ____________ data deals with descriptions and characteristics, while ____________ data involves numbers and measurements. Direct ____________ is another method where data is collected by watching and recording events.
Answer Key:
- π§ͺ Experiment
- βοΈ Survey
- π Qualitative
- π’ Quantitative
- π Observation
π€ Part C: Critical Thinking
Imagine you are planning a school event. Describe how you would use an unplugged activity to collect data about students' preferences for food, music, and activities. What specific data collection method would you use and why?