"Building a Small Boat" sinking and floating PPT download

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"Building a Small Boat" sinking and floating PPT download

Part One: Exploration Experiment

Build a boat out of plasticine

Discussion: Plasticine sinks in water. If you use a certain amount of plasticine to build a small boat, how can you build a boat with a larger load capacity?

Which ship carries the most cargo?

Inspection requirements:

1. It is recommended to use appropriately sized washers as cargo to check the loading capacity of the boat.

2. When inserting the gasket, the action should be gentle and the distribution should be even.

3. Record the quantity while placing the gasket, and repeat the inspection.

4. Compare the boat loads of each group.

Build a small boat PPT, part 2: expansion and extension

Boats are the main means of transportation on waterways. The country of origin of the ship has not yet been determined. As early as 8,000 years ago, humans were already active on the water. The earliest ship in the world may have been a piece of wood. People tried to ride on larger logs floating in the water, which led to the idea of ​​building a ship.

Build a small boat PPT, part three content: Class summary

For boats of different shapes, the larger the volume immersed in the water, the easier it is to float. At the same time, the loading capacity of the boat can also be increased.

Build a small boat PPT, Part 4: Classroom exercises

1. Fill in the blanks

1. ( ), referred to as "aircraft carrier" or "aircraft carrier", is a large surface ship with carrier-based aircraft as its main combat weapon.

2. ( ) is the main means of water transportation.

3. For the same weight of plasticine, the larger the volume ( ) when immersed in water is, the larger it will be.

2. Judgment questions

1. The country of origin of the ship is China. ( )

2. During the shipbuilding process, we must consider how to maintain the stability and smoothness of the hull and how to load more cargo. ( )

3. When checking the loading capacity of the boat, the gasket can be placed casually without considering other factors. ( )

Build a boat PPT, Part 5: Homework

Back home we continued to perfect the boat we built.

Keywords: free download of Chinese PPT courseware for fifth grade volume 2 of the textbook version, download of PPT on building a boat, download of sinking and floating PPT, .PPT format;

For more information about the "Sink and Float Build a Boat" PPT courseware, please click the "Sink and Float Build a Boat PPT" tab.

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Update Time: 2024-11-22

This template belongs to science courseware Fifth Grade Science Volume 2, Textbook Edition industry PPT template

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