"The Secret of Wheels and Axles" Tools and Machinery PPT Teaching Courseware

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"The Secret of Wheels and Axles" Tools and Machinery PPT Teaching Courseware

Part 1: Importing new lessons

The faucet is a tool in every household that can effectively control the flow of water. Can anyone tell me why it can control the flow of water? What is a machine called a faucet that has wheels and axles fixed together and can rotate?

The Secret of the Wheel and Axle PPT, Part 2: New Lesson Learning

Comparing the force used by the above two axles to lift the same weight, what do we find from the data?

Look around us, where are the axles used? What part of them is equivalent to a wheel? Which part is equivalent to the axis?

The secret of the wheel and axle PPT, the third part: conclusion summary

Applying force on the wheel of the axle can save effort. The larger the wheel, the less effort. Applying force on the axle is laborious. Axles bring a lot of convenience to our work and life.

The Secret of Wheels and Axles PPT, Part 4: Classroom Exercises

1. Fill in the blanks

(1) A machine with wheels and axles fixed together to rotate is called ( ).

(2) Applying force on ( ) of the wheel axle can save effort. The larger ( ), the more effort-saving it is. Applying force on ( ) is wasteful.

2. Judgment.

(1) The wheel and axle is also a simple machine ( )

(2) The game of "the little man defeats the strong man" refers to the principle that it takes less effort to exert force on the wheel than on the axis. ( )

(3) Faucet switches, door lock handles, and wrenches all use the principle of axles. ( )

The Secret of Wheel and Axle PPT, Part 5: Homework Arrangement

We all know that cars are very heavy, but the driver can easily turn the wheels of the car. What does it rely on? Is it the steering wheel or the axle? Study it after class.

Keywords: Free download of Chinese PPT courseware for the first volume of the sixth grade in the textbook version, PPT download of the secret of the wheel and axle, PPT download of tools and machinery, .PPT format;

For more information about the "Secrets of Tools and Mechanical Wheels and Axles" PPT courseware, please click on the "Secrets of Tools and Mechanical Wheels and Axles" PPT tab.

"The Secret of Wheels and Axles" Tools and Machinery PPT download:

"The Secret of the Wheel and Axle" Tools and Machinery PPT Download Part One: Preliminary Research A machine like a faucet, where the wheel and axle are fixed together and can rotate, is called a wheel and axle. (1) What is the function of the wheel axle? Discussion: If you remove the wheel of the faucet, directly...

"The Secret of Wheels and Axles" Tools and Machinery PPT:

"The Secret of the Wheel and Axle" Tools and Machinery PPT Part One: What is the function of the wheel and axle? If you remove the wheel on the faucet and directly twist the axle, will it still be easy to open the faucet? Think about the function of the axle. We can use an axle experimental device to study axles..

"The Secret of Wheels and Axles" Tools and Machinery PPT Courseware 4:

"The Secret of the Wheel and Axle" Tools and Machinery PPT Courseware 4 We twist the wheel on the faucet to drive the shaft to rotate together and open the faucet. A machine like a faucet where the wheel and axle are fixed together and can rotate is called an axle. If you remove the wheel on the faucet...

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Update Time: 2024-10-05

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 1 industry PPT template

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