"Who Made the Wind" What will the weather be like tomorrow PPT courseware 2

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"Who Made the Wind" What will the weather be like tomorrow PPT courseware 2

Problem discussion

1. What methods can produce wind in life?

2. What causes wind?

3. How to make air flow?

How is wind produced in nature?

Experimental requirements:

1. First design the experimental plan, find experimental equipment, and then divide the labor for the experiment.

2. Pay attention to fire safety and put out the fire immediately when you see the phenomenon.

3. What does the discussion of experimental phenomena indicate?

1. Wind causes air movement to bring precipitation and snowfall.

2. Wind energy generation.

3. Air purification, diffusion of polluted air, etc.

However, once the wind gets angry, it will be harmful rather than helpful.

Typhoons always bring all kinds of damage. They are sudden and destructive and are one of the most serious natural disasters in the world.

choose

1. How is wind formed by the movement of air? ( )

A. Horizontal movement B. Up and down movement C. Left and right movement

2. How many directions are used to express the wind direction? ( )

A. 4 B. 16 C. 8

3. Converting wind energy into electrical energy is ( ).

A. Wind power generation B. Wind turbine C. Power generation

4. The wind that changes due to the seasons is usually called ( ).

A. Monsoon B. South wind C. Typhoon

judge

1. Generally speaking, open places are windier than places with dense buildings. ( )

2. Wind cannot form in a closed place. ( )

3. The driving force behind wind is the sun. ( )

4. Wind can also form on the moon. ( )

5. Without air, there is no wind. ( )

6. Different air movements result in different winds. ( )

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"Who Made the Wind" What will the weather be like tomorrow PPT courseware 3:

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Update Time: 2024-11-27

This template belongs to science courseware E-education edition fourth grade science volume 1 industry PPT template

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