"Smart Moves of Chess Pieces" PPT

Description

Hunan Education Edition Fourth Grade Science Volume 2, cleverly pushing chess pieces PPT

Part One: Games

Game: Push the chess pieces skillfully

Kind tips:

1. Each person pushes once. Please keep the most satisfactory result of your group on the chessboard, and add up the scores of the group to push the chess pieces, which is the total score.

2. After the activity, please organize the activity materials and put them on the table.

Compare and see which group moves in an orderly and fast manner!

think about it

How to control it so that it can accurately stop in the high partition?

What force caused the chess piece to stop slowly?

Skillful pushing of chess pieces PPT, part 2: Understanding friction

Understand friction

What does the magnitude of friction depend on?

Warm reminder: Each person pushes the chess pieces once on the smooth side and the rough side together, and keep the force consistent each time.

Experimental results:

We find that the friction force produced by the same object moving on a smooth surface is _____, while the friction force produced by moving on a rough surface is _____. Therefore, the friction force depends on the smoothness of the contact surface _____.

summary

What did you gain from what you just learned?

Skillful Pushing of Chess Pieces PPT, Part 3: Friction in Life

friction in life

The teacher's house is going to be renovated. What kind of tiles do you think is better for the bathroom?

Let’s talk about it, what would happen if there was no friction in our lives?

Keywords: Hunan Education Edition fourth grade science PPT courseware for the second volume is free to download, clever chess pieces PPT download, .PPT format;

For more information about the PPT courseware "Smartly Pushing Chess Pieces", please click the "Smart Pushing Chess Piece" PPT courseware.

"Skillful Pushing of Chess Pieces" PPT courseware:

Science in the second volume of the fourth grade of the Hunan Education Edition, clever chess piece pushing PPT courseware, the first part of the content: Game game: clever chess piece pushing game rules★ Push the chess piece out with one hand at a time, and the score area where the chess piece slides into is the current score, the chess piece No points will be awarded for sliding out of the chute. ★ Want...

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Update Time: 2024-10-18

This template belongs to science courseware Hunan Education Edition Fourth Grade Science Volume 2 industry PPT template

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