"Care for Eyes" PPT Courseware 4

Description

"Care for Eyes" PPT Courseware 4

Interpret situations and ask questions

At present, the prevalence of myopia among primary and secondary school students in my country is rising rapidly, which is a matter of great concern to parents and society. Please see the research report from the China Youth Research Center.

The "China Youth Research Center. Special Research Report [2003]" shows: At present, the prevalence of myopia among primary and secondary school students in my country ranks second in the world, second only to Japan, and the age of myopia is advancing earlier...

What questions can you ask?

Can you design a questionnaire to find out whether people develop myopia at an earlier age?

How to organize the survey data?

First organize the data into statistical tables

Statistical table of the ages at which primary and secondary school students and parents begin to suffer from myopia

The two statistical charts look inconvenient, what should I do?

Two statistical charts can be merged into one.

By looking at the statistical chart above, I found that the age at which primary and secondary school students develop myopia is earlier.

The advantages of a compound bar chart are...

The advantages of compound bar charts are:

Facilitates visual comparison of two data.

Class summary

Today, what do we learn? What did you learn? Do you have any more questions?

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"Care for Eyes, Protect Vision" PPT courseware:

"Care for Eyes and Protect Vision" PPT courseware Part 1: Objectives of this lesson 1. Understand and develop correct eye usage habits. (Key points) 2. Investigate the vision of students in this class and analyze the reasons, and provide suggestions for protecting vision. (Difficulty) 3. When communicating...

"Care for Eyes and Protect Vision" PPT:

"Care for Eyes, Protect Vision" PPT Part One: Clarify Communicative Requirements Read page 59 of the textbook and talk about what requirements this oral communication has put forward for us? The eyes are the windows to the soul, they are fragile and easily damaged. At the beginning of each semester, some people in the class...

"Care for Eyes" PPT courseware 3:

"Care for Eyes" PPT Courseware 3 1. What statistical charts have you studied? Bar charts and line charts. 2. What preparations should be done before making statistical charts? Conduct surveys, collect data, compile statistical tables, etc. You can design a questionnaire to survey people...

File Info

Update Time: 2024-11-15

This template belongs to Mathematics courseware Qingdao Edition Fifth Grade Mathematics Volume 2 industry PPT template

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