Why is the sky blue, the green grass of the trees, and the green?

Why is the sky blue.

When the sunlight passes through the air, the red light, orange light, and yellow light with a longer wavelength in the sunlight can penetrate the atmosphere and directly hit the ground, while the blue, violet, indigo and other color lights with a shorter wavelength are easily blocked by the particles suspended in the air, so that the light is scattered in all directions, making the sky appear blue.

There are pigments in leaves and grasses.

Because there are many rays in the sun's rays, these rays have a variety of colors, which gives people a visual effect.

The cyst-like structure film of chloroplasts in grass is distributed with photosynthetic pigments, which not only absorb blue-orange light and blue-violet light, but also other wavelengths of visible light, and absorb very little green light, so the leaves are green. Molded bright.

Photosynthetic pigments are distributed on the cystic membranes of chloroplasts, and there are many enzymes required for photosynthesis on the cystic membranes and in the matrix.

In the basal granule of chloroplasts, chlorophyll is contained, and the pigments are divided into chlorophyll and carotenoids, and chlorophyll is divided into chlorophyll a and chlorophyll b, which mainly absorb orange light and blue-violet light. Carotenoids are divided into carotene and lutein, which mainly absorb blue-violet light.

Like what sky blue, like Wuzhou, what grass green"This sentence uses metaphors to describe the color of things. It expresses that the color of the sky is similar to blue, while the color of the grass is similar to green.

A metaphor is a figure of speech device that involves drawing an analogy between one thing and another that has similar characteristics or attributes in order to describe or express it more vividly and vividly. In this example, the sky is likened to blue and the grass is likened to green to emphasize their similarities.

Sky blue is often used to describe the color of a clear sky, and it represents a feeling of spaciousness, openness, and tranquility. Grass green refers to the bright green color of the grass, which brings a sense of vitality, vitality and nature.

By comparing the sky to blue, we can imagine blue skies, clear weather, and a tranquil environment. The metaphor of meadow to green allows us to imagine lush meadows and vibrant natural landscapes.

The use of this metaphor can help us describe the color of things more vividly, making it easier for readers or listeners to understand and feel the meaning of the description. At the same time, this metaphor also conveys the beautiful and pleasant feeling of the sky and the grass, bringing people a harmonious and comfortable state of mind.

Sentence formation: In the early morning sun, the lake water shimmers like a sky blue jewel.

With the arrival of spring, the new green of the earth stretches into the distance like a sea of grass green.

I love lying on the grass under a clear sky and feeling the harmony of sky blue and grass green.

Looking at the mountains in the distance, they are outlined by the sky-blue sky and grass-green forests.

Under the azure sky, the white clouds float like cotton, and the grass-green earth complements each other.

Green.

Bluegrass is a general term for a variety of plants that can be used to make indigo dye and dye cloth. In fact, blue and blue grass are ancient names, and modern folk generally call them blue indigo. All plants that can be used to make indigo (i.e., indigo) can be collectively called "blue", and bluegrass is generally collected before and after the summer heat and before and after the white dew.

Take 28 catties of net leaves and 12 catties of lime and mix them into a mixture.

The dye is called blue. Any plant that can make indigo (such as indigo) can be called "blue". The crude foam slag of indigo is the Chinese medicine Qingdai, and the root of the blue grass is the famous Chinese medicine plate Yu Kai Lan root, and its fruit is the Chinese medicine blue fruit.

They are antiseptic and anti-inflammatory. Dye bluegrass refers to a variety of plants that can make indigo dye and be used to dye cloth, and it should not be confused with flower bluegrass, which is completely different in appearance, family, composition and name. In fact, blue and blue grass are ancient names, and modern folk generally call them blue indigo.

The blue sky is because the sun's light scatters blue light at a higher wavelength than other colors. Grass is green because of chlorophyll.

Because our parents and teachers have called us that since we were children.

The sky is blue because of the dispersion of light.

The grass is green because it has chlorophyll.