Question

Сезонные изменения в природе проект осенние явления

Answer 1

Времена года меняются потому что земля крутится, и солнечные лучи падают отвесно. Осенью листья желтеют потому что в них испаряется такой элемент который называется хлорофилл.Ясно?

Answer 2

Seasonal Changes in Nature: Autumn Phenomena

Autumn is a season characterized by various changes in nature. These changes occur as a result of the Earth's tilt on its axis and its orbit around the sun. In this response, we will explore some of the notable phenomena that occur during the autumn season.

1. Fall Foliage: One of the most visually stunning aspects of autumn is the changing colors of leaves on trees. As the days become shorter and temperatures drop, trees undergo physiological changes that lead to the transformation of green leaves into vibrant shades of red, orange, and yellow. This phenomenon, known as fall foliage, is caused by the breakdown of chlorophyll and the production of other pigments in the leaves.

2. Migration of Birds: Autumn is a time when many bird species embark on long-distance migrations. As temperatures cool and food sources become scarce, birds fly to warmer regions with abundant resources. This migration is a remarkable natural phenomenon, with millions of birds traveling thousands of miles to reach their wintering grounds.

3. Harvest Season: Autumn is traditionally associated with the harvest season, when crops and fruits reach maturity and are ready for harvesting. Farmers gather their crops, and orchards are filled with ripe apples, pears, pumpkins, and other seasonal produce. This period of abundance is celebrated in many cultures with festivals and gatherings.

4. Animal Preparation for Winter: Many animals, especially those that do not hibernate, undergo preparations for the upcoming winter during autumn. They may start growing thicker fur or feathers, storing food, or migrating to warmer regions. These adaptations help them survive the colder temperatures and scarcity of food during the winter months.

5. Changing Daylight Hours: As autumn progresses, the amount of daylight gradually decreases. This change in daylight hours is a result of the Earth's tilt and its position in relation to the sun. The shorter days and longer nights of autumn signal the approach of winter and have a significant impact on the behavior and physiology of plants and animals.

6. Falling Temperatures: Another noticeable change during autumn is the gradual drop in temperatures. As the Earth moves away from the sun in its orbit, the amount of solar radiation reaching the surface decreases, leading to cooler weather. This change in temperature affects various aspects of nature, including plant growth, animal behavior, and the onset of dormancy in some species.

These are just a few examples of the seasonal changes that occur in nature during autumn. Each region may have its own unique phenomena and characteristics associated with this season. Autumn is a time of transition, as nature prepares for the colder months ahead and displays its vibrant colors before the arrival of winter.

I hope this information helps! Let me know if you have any more questions.