Fifth Grade Science Volume 1, Textbook Edition
Science Edition for Sixth Grade Science Volume 2
Science Edition for Sixth Grade Science Volume 1
Third Grade Science Volume 2, Textbook Edition
Third Grade Science Volume 1, Textbook Edition
Fourth Grade Science Volume 2, Textbook Edition
Fourth Grade Science Volume 1, Textbook Edition
Fourth-grade science volume 2 of the E-education edition
Qingdao Edition Fourth Grade Science Volume 2
Hunan Education Edition Fourth Grade Science Volume 1
E-education edition fifth grade science volume 1
E-education edition fifth grade science volume 2
E-education edition sixth grade science volume 1
Fifth Grade Science Volume 2, Textbook Edition
Qingdao Edition Fourth Grade Science Volume 1
Zhejiang Education Edition Seventh Grade Science Volume 2
Category | Format | Size |
---|---|---|
Fourth-grade science volume 2 of the E-education edition | pptx | 6 MB |
Description
"Different Voices" PPT courseware
The pitch, strength, and timbre of the sound form a variety of sounds.
Some sounds make us feel happy, but there are also sounds that make us uncomfortable.
Let’s talk about what sounds in daily life make us feel uncomfortable?
noise
Noise refers to sounds that are too loud. Sounds that interfere with our hearing, are unpleasant, and make people physically and mentally uncomfortable are noises.
Noise hazards
It hinders people's normal rest, study and work, and affects people's physical and mental health.
Some common ways to control noise
Control noise generation: motorcycle mufflers and car horn honking are prohibited in the city.
Block the transmission of noise: sound insulation panels along urban roads and various trees along the roads.
Prevent noise from entering human ears: Factory-made anti-noise earmuffs.
Keywords: different sounds teaching courseware, download the E-education edition fourth-grade science PPT courseware for the second volume, download the fourth-grade science slide courseware, download the different sounds PPT courseware, .PPT format;
For more information about the "Different Voices" PPT courseware, please click on the "Different Voices" ppt tab.
File Info
Update Time: 2024-10-13
This template belongs to science courseware Fourth-grade science volume 2 of the E-education edition industry PPT template
"Different Voices" PPT courseware Simple campus recruitment activity planning plan summary enterprise and institution recruitment publicity lecture PPT template is a general PPT template for business post competition provided by the manuscript PPT, simple campus recruitment activity planning plan summary enterprise and institution recruitment promotion Lecture PPT template, you can edit and modify the text and pictures in the source file by downloading the source file. If you want more exquisite business PPT templates, you can come to grid resource. Doug resource PPT, massive PPT template slide material download, we only make high-quality PPT templates!
Tips: If you open the template and feel that it is not suitable for all your needs, you can search for related content "Different Voices" PPT courseware is enough.
How to use the Windows system template
Directly decompress the file and use it with office or wps
How to use the Mac system template
Directly decompress the file and use it Office or wps can be used
Related reading
For more detailed PPT-related tutorials and font tutorials, you can view: Click to see
How to create a high-quality technological sense PPT? 4 ways to share the bottom of the box
Notice
Do not download in WeChat, Zhihu, QQ, built-in browsers, please use mobile browsers to download! If you are a mobile phone user, please download it on your computer!
1. The manuscript PPT is only for study and reference, please delete it 24 hours after downloading.
2. If the resource involves your legitimate rights and interests, delete it immediately.
3. Contact information: service@daogebangong.com
"Different Voices" PPT courseware, due to usage restrictions, it is only for personal study and reference use. For commercial use, please go to the relevant official website for authorization.
(Personal non-commercial use refers to the use of this font to complete the display of personal works, including but not limited to the design of personal papers, resumes, etc.)