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Qingdao Edition Fifth Grade Science Volume 1	pptx	6 MB

"Changes of Candles" PPT courseware

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Upload Time: 2024-09-21

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Description

"Changes of Candles" PPT courseware

Part One: Observing Candles

A study that begins with observing candles

1. What are the characteristics of candles if you carefully observe them?

2. If you want to make candles change, what methods would you use?

experimental journey

Kind tips

1. When using a knife to cut candles, keep your hands farther away and put them back in place promptly after use.

2. When using a match to light the alcohol lamp, extinguish the match in time.

3. Be careful of burns when heating with alcohol lamp. When extinguishing the alcohol lamp, just cover the lamp cap.

4. When lighting a candle, do not touch the area around the candle with your hands to avoid being burned by wax oil.

Changes in Candles PPT, Part 2: Changes in Candles

1. Changes in form, such as: melting candles, folding paper, melting iron

2. Changes that produce new substances, such as: candle burning, wood block burning, iron rusting

Keywords: Free download of Qingdao version of fifth grade science PPT courseware, Volume 1, Changes of Candles PPT download, .PPT format;

For more information about the "Changes of Candles" PPT courseware, please click the "Changes of Candles" ppt tab.

"Changes of Candles" PPT:

"Changes of Candles" PPT Part One: Studying Candles Research starting from observing candles 1. What are the characteristics of candles if you carefully observe them? (Can be lit, cut, fragile, hard, smooth -------) 2. If you want to make the candle change, what will you do...

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Update Time: 2024-09-21

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"Changes of Candles" PPT courseware