"Amber" PPT courseware 4

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"Amber" PPT courseware 4

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"Amber" PPT courseware 4

practice

Amber is a ball of rosin.

Amber takes almost 10,000 years to form.

There are always two worms in amber.

Amber can only be used for decoration.

The ocean is associated with the formation of amber.

Features of this piece of amber:

1. Transparent.

2. There are two small things (flies and spiders) inside.

3. Several black rings appear around their legs.

Learning requirements:

1. Read the second paragraph silently and think about how a fly and a spider could be wrapped in a rosin ball at the same time?

(1) What kind of fly is this? What kind of spider is it?

(2) Why do scientists speculate that flies are happy and spiders are cautious? What does this have to do with the subsequent results?

Read paragraphs 2 to 10 together

2. Thinking: What conditions must exist to form this peculiar rosin ball?

Conditions for the formation of rosin balls

1.Pine forest.

2. Summer---the weather is so hot that the pine trees ooze rosin.

3. It just so happened that the spider and the fly were together.

4. The rosin keeps dripping down.

Conditions for fossilization

1. It takes a long time. 2. The land sinks and the water flows.

3. The pine forest is flooded. 4. Buried by sediment.

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Founder Amber Simplified:

Founder Amber Simplified font download..

Hanyi Amber font download:

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Chinese Amber font download:

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File Info

Update Time: 2024-09-12

This template belongs to Chinese courseware Hebei Education Edition Fourth Grade Chinese Language Volume 1 industry PPT template

"Amber" PPT courseware 4 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!

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"Amber" PPT courseware 4, 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.

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"Amber" PPT courseware 4
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