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Qingdao Edition Fifth Grade Science Volume 1	pptx	6 MB

"Who Can Spread the Sound" PPT download

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Upload Time: 2024-11-30

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"Who Can Spread the Sound" PPT download

Part One: Propagation of Sound

Kind tips:

1. Choose one stronger student from each group to do this experiment;

2. The music box should be placed on the sponge;

3. When pumping, keep the piston vertically upward to prevent the music box from hitting the container wall.

Sound wave: When an object vibrates and makes sound, it forms a "wave" of sound, just like the water wave formed by throwing a stone into water, which spreads around in circles.

Synchronized swimming is choreographed by swimming, skills, dance and music, and is known as "water ballet". Athletes use the sound of music from the water to keep their movements coordinated

Sonar is an electronic device that uses the principle that sound can propagate in water to detect, locate and communicate underwater targets.

Keywords: Qingdao version of fifth grade science PPT courseware for free download, Who Can Spread Sound PPT courseware, .PPT format;

For more information about the PPT courseware "Who Can Spread the Sound", please click the "Who Can Spread the Sound" ppt tag.

"Who Can Spread the Sound" PPT courseware download:

"Who Can Spread Sound" PPT courseware download Part One: Exploring the secrets of sound propagation Sound spreads in all directions. Experiment The above experiments show that solids, liquids, and gases can all propagate sound... Who can propagate sound PPT, Chapter...

"Who Can Spread the Sound" PPT courseware:

"Who Can Spread Sound" PPT Courseware Part One: The Propagation of Sound When the alarm clock rings, how does the ringtone reach your ears? Air Use a trumpet and a candle to demonstrate how sound travels through the air. When the sound source is not vibrating, neither is the surrounding air...

"Who Can Spread the Sound" PPT:

"Who Can Spread Sound" PPT Part 1: Understand the propagation of sound through experiments. How does sound reach our ears? Medium Experimental Purpose: To prove that air can transmit sound. Experimental equipment: two candles, a box of matches, a drum, and drumsticks. Reality..

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Update Time: 2024-11-30

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Who can spread the sound ppt

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"Who Can Spread the Sound" PPT download