"The Mystery of Life in the Universe" PPT free download

"The Mystery of Life in the Universe" PPT free download

Part One: Situation Import

In ancient times, when science was underdeveloped, people always yearned for "heaven on earth" and "heaven". However, today, technology has developed, and we know that these myths and stories express people's good wishes. At the same time, is there life in space beyond the earth? Existence has also become an eternal topic. Today, we will study the mystery of life in the universe with the author.

The Mystery of Life in the Universe PPT, Part 2: Learning Objectives

1. Memorize and understand new words in the text

2. Clarify the ideas of the article and summarize the underlying meaning

3. Preliminary understanding of explanation methods and their functions

4. Preliminary analysis of the accuracy and rigor of expository language

The Mystery of Life in the Universe PPT, Part 3: Learning Words

Flat peach (pán) Cang (cāng) a drop in the sea (sù)

Analysis (xī) Radiation (fú)

orbit (guǐ) soil (rǎng) meteorite (yǔn)

Mystery is still oxygen pouring to reveal spots and dryness

Desert Magnetic Resistance Su Piranpei

Developed theories similar to speculation about the origin of oxygen

Providing energy day and night mysterious observation photographing spots

Withered dry desert magnetic field resistance factor investigation

The Mystery of Life in the Universe PPT, Part 4: Text Structure

Part 1 (paragraphs 1 to 2): Is there life in space beyond the earth?

Part 2 (paragraphs 3-4): Conditions for the existence of life on celestial bodies, scientists’ detection of planets in the solar system.

Part Three (Paragraphs 5-8): Exploration and investigation of Mars.

Part 4 (paragraphs 9-10): Whether there is life in space still needs to be explored by humans.

The Mystery of Life in the Universe PPT, Part 5: Text Interpretation

Why does the article start with a fairy tale?

The article starts with myths and stories, explaining that from ancient times to the present, whether there is life outside the earth has always been a question of human exploration. At the same time, it makes the article more interesting and fascinating, and highlights people's strong desire to explore the mysteries of the universe.

What do scientists think are the conditions for life to exist on celestial bodies?

1. Temperature suitable for the existence of organisms

2. Necessary moisture

3. An atmosphere of appropriate composition

4. Sufficient light and heat

Read 5 to 8 paragraphs, think and discuss, and answer questions

1. Why do scientists believe there may be life on Mars?

2. What misunderstandings have been corrected by close observations of Mars?

3. Why are no signs of life found on the surface of Mars? But scientists firmly believe that life may exist on Mars. Is this a contradiction? Find the basis from the text.

Appreciate the language of expository writing

Compare the similarities and differences between the following sentences

1.A: However, humans have not yet found another planet with life.

B: However, humans have not found another planet with life.

2.A: After people understand the process of the origin of life, they think that there should be at least these conditions.

B: After people understand the process of the origin of life, they believe that there should be several conditions.

3.A: First, the temperature suitable for biological survival should generally be between -50 and 150°C.

B: First, the temperature suitable for biological survival should be between -50 and 150°C.

4.A: The only planet in the solar system that may still have life is Mars.

B: The planet in the solar system that may still have life is Mars.

The Mystery of Life in the Universe PPT, Part Six: Homework

1. Read the article "The Mystery of Life" to further understand the meaning and value of life.

2. Complete the exercises after class.

Keywords: Free download of Chinese PPT courseware for the sixth grade of the People's Education Press, Volume 1, PPT download of the Mystery of Life in the Universe, .PPT format;

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"The Mystery of Life in the Universe" PPT free courseware:

The content of the first part of the free PPT courseware "The Mystery of Life in the Universe": In the first lesson, the teacher has several circles here. Fill in the Milky Way, the Solar System, the Earth, and the Universe into the corresponding circles. Give it a try! Please read the text freely for the first time. In the text, pay attention to the pronunciation of the words.

"The Mystery of Life in the Universe" PPT courseware download:

"The Mystery of Life in the Universe" PPT courseware download Part 1: Pre-class discussion Is there life in space beyond the earth? Discussion and exchange Key exploration: In addition to the earth, is there life on other planets in the universe? The prerequisite for the existence of life is...

"The Mystery of Life in the Universe" PPT download:

"The Mystery of Life in the Universe" PPT Download Part One Content: I Love to Learn Words Riddle Not Yet Oxygen Inclination Angle Revealed Spot Dry Desert Magnetic Field Resistance Factor Pirate Cultivation Word Explanation A drop in the ocean A grain of millet in the ocean, a metaphor for...