| Category | Format | Size |
|---|---|---|
| Jiangsu Education Edition Chinese Language for Sixth Grade Volume 2 | pptx | 6 MB |
"Night Experiment" PPT Courseware 5
Description
"Night Experiment" PPT Courseware 5
Students, do you know that ultrasound plays a huge role in modern industry, agriculture, medical treatment, military and other fields. So, how did people's research on ultrasound begin? It starts with an experiment by an Italian scientist.
Free reading text, requirements:
(1) Draw the new characters, read the pronunciation of the characters correctly, and read the text in order.
(2) Learn words by yourself with the help of a dictionary and the context.
I understand
Noisy: There is a lot of noise.
Lightness: This lesson refers to lightness and joy.
Agility: quick reactions and brisk movements.
Obstacle: This lesson refers to blocking the road, preventing smooth progress.
Keenness: This lesson refers to strong insight and discernment.
Insight: Observation and understanding are very clear and thorough.
Field: This lesson refers to the scope, type and department engaged in a certain specialized activity or undertaking.
Students read the text thoroughly, divide the text into paragraphs and summarize the main ideas of the paragraphs.
Paragraph 1 (1): Writing about bats flying in the night sky aroused Splatier's curiosity.
The second paragraph (2-6): After many night experiments, Splatier finally figured out that bats rely on hearing to confirm direction and identify targets when flying at night.
What is there in Spalatier that we can learn from? Where can we see it?
① He often sees many bats flying flexibly in the night sky, never hitting trees or walls.
②Why do bats have special abilities to fly freely in the night sky?
Read the last paragraph of the text together and talk about what inspiration you got from it.
Scientists are conducting scientific research one after another to benefit mankind with fruitful scientific research results. We should also study hard, be diligent in research, and be determined to benefit mankind.
Text summary
"Experiments at Night" mainly describes how Sparatier uncovered the secrets of bats' night flight through many experiments. He points out that it was this experiment that triggered scientists' research on ultrasonic waves, which enabled us to enjoy today. The benefits of ultrasound technology.
Extracurricular knowledge
The pitch of a sound heard by a person is determined by the frequency of the sound. The higher the frequency, the higher the pitch. But when it reaches more than 20,000 Hz (frequency unit), people can’t hear it. High-frequency sound waves that are inaudible to the human ear are usually called ultrasound. This kind of sound wave has many unique advantages and can be widely used in various fields.
Extracurricular homework
1. Complete the after-class exercises.
2. How do you feel after studying this text? Please write it down.
Keywords: download the experimental courseware at night, download the Chinese PPT courseware for the second volume of the sixth grade of Jiangsu Education Edition, download the Chinese slideshow courseware for the sixth grade, download the experimental PPT courseware at night, .PPT format;
For more information about the "Night Experiment" PPT courseware, please click the "Night Experiment" ppt tag.
"Night Experiment" PPT courseware 4:
"Night Experiment" PPT Courseware 4 Read the Noisy Agile Blind Man Thin Film Paint Mineral Field Blockage Revealed Insight Favor Bats Block Ultrasonic Waves... Read my experience: (1) He often sees a lot Bats fly nimbly in the night sky...
"Night Experiment" PPT courseware 3:
"Night Experiment" PPT courseware 3 Splatier bat hits the wall, noisy, light and agile, light and free, sensitive, obstacles, moths discern film, fly, insight, paint coated, falls, throat, free flying, field of grace... Special: Special; not...
"Night Experiment" Flash animation courseware:
"Night Experiment" Flash Animation Courseware Italian scientist Sparatier used to go for a walk in the nearby streets after dinner. He often saw many bats flying flexibly in the air, but never crashed into trees or walls. This phenomenon aroused his curiosity...
File Info
Update Time: 2024-07-23
This template belongs to Chinese courseware Jiangsu Education Edition Chinese Language for Sixth Grade Volume 2 industry PPT template
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