A rain shadow is a patch of land that has been forced to become a desert because mountain ranges blocked all plant-growing, rainy weather . On one side of the mountain, wet weather systems drop rain and snow. On the other side of the mountain—the rain shadow side—all that precipitation is blocked.
What is a rain shadow area Class 9?
A rain shadow area is an area of dry land that lies on the leeward(or downwind) side of a mountain . High mountains act as barriers for cold or hot winds; they may also cause precipitation if they are high enough and lie in the path of rain-bearing winds. The leeward side of the mountains remains dry.
What is rain shadow area give an example?
A rain shadow area is an area of dry land that lies on the leeward side of a mountain . ... The leeward side of the mountains remains dry. The western ghats in India are an example of mountains causing rain shadow area.
What causes rain shadow?
Rain shadow deserts are created when mountain ranges lie parallel to moist, coastal areas . Prevailing winds moving inland cool as air is forced to rise over the mountains. Carried moisture falls on slopes facing the winds. When the winds move over the crest and down the far side, they are very dry.
Is also called the rain shadow area?
Frontal rainfall. Hint: Rain shadow area is also called the leeward side of a mountain . It is the type of rainfall most common in mountainous areas. It is caused due to the physical structure of the area.
What is the rain shadow of India?
In India, along the eastern side of Sahyadri on the Deccan plateau, the rain shadow zone is present, e.g. The Northern Karnataka & Solapur Plateau of India, Beed, Osmanabad, and Vidarbha.
Why a rain shadow area is generally dry?
The leeward side of the hill is called ‘Rain Shadow’ area which remains dry because the winds are blocked by the hills .
Which is the rain shadow area in Brazil?
Sertao is the rain shadow region in Brazil and it is located in north eastern Brazil. The rain shadow region in Brazil is called as Sertao and it is located in the north-eastern part of the country.
What 3 things do you need to get a rain shadow effect?
height above or below sea level . series or chain of mountains that are close together. all forms in which water falls to Earth from the atmosphere. dry land on the side of a mountain facing away from prevailing winds.
How does the rain shadow effect happen?
The sharp contrast in vegetation is called the rain shadow effect. ... Moisture condenses and falls as rain or snow on the windward slopes . The air that crests the mountaintop warms and dries as it heads down the leeward slopes, leaving them dry and making vegetation sparse.
What is the opposite of a rain shadow?
A rain shadow region is the leeward side which is opposite to the windward side .
What is rain shadow Class 10?
Hint:Rainshadow is a blotch of land that has been forced to become a desert due to mountain ranges that have blocked all its plant growing , and also rainy weather. Rain shadows often can be seen next to some of the world’s most famous mountain ranges.
What is orographic rainfall?
Orographic precipitation, rain, snow, or other precipitation produced when moist air is lifted as it moves over a mountain range . As the air rises and cools, orographic clouds form and serve as the source of the precipitation, most of which falls upwind of the mountain ridge.
Is Pune a rain shadow area?
PUNE: Despite being a rain shadow region , Pune is the only district in Maharashtra where yearly rainfall has increased significantly since 1961 though close to 85 districts in the country, including in Delhi, Haryana, Uttar Pradesh and Madhya Pradesh, among others, have witnessed decreasing annual rainfall during the ...
What is rainy season also called?
A rainy season (also known as a wet season ) is the time of year where the majority of a country’s or region’s annual precipitation occurs.
Why does Shillong receives less rainfall?
Shillong is enclosed by Hills and mountains which causes the Bay of Bengal branch of the South West Monsoon to accumulate/ trapped in this region . ... Thus, it receives much less rainfall as compared to Shillong.
