Atmosphere is the thin layer of air that surrounds the earth. It is made up of various gases such as oxygen, nitrogen, carbon dioxides, dust particles and water vapour. The gravitational force of the earth holds the atmosphere around it. It protects us from harmful rays and scorching heat of the sun.
What is atmosphere shortly?
1 : the whole mass of air that surrounds the Earth Experts have noticed changes in the atmosphere. Meteoroids burn up as they pass through Earth’s atmosphere. 2 : a mass of gases that surround a planet or star The planets have different atmospheres. 3 : the air in a particular place or area.
What is atmosphere short answer Class 6?
Answer: Atmosphere is a blanket of air surrounding the Earth’s surface. Atmosphere contains oxygen which is essential for animals to breathe and get energy from food. It also contains carbon dioxide which is used by the plants to make their own food.
What is atmosphere short answer Class 4?
An atmosphere contains the air that we breathe and is a blanket of gases that surrounds Earth. It is held near the surface of the planet by Earth’s gravitational attraction.What is atmosphere short answer Class 8?
The layer of air above the earth is called atmosphere. The air in our atmosphere extends upto 300 kilometres above the surface of Earth. The atmosphere contains a tremendous amount of air. … Atmospheric pressure is the air pressure which is exerted by the weight of air present in the atmosphere.
What is atmosphere Class 7 short?
(i) What is the atmosphere? Answer: The blanket of air surrounding the earth is called the atmosphere. The atmosphere primarily comprises nitrogen and oxygen in bulk and other gases like carbon dioxide, helium, ozone, etc in lesser quantities. All living beings on earth depend on the atmosphere for their survival.
What is atmosphere short answer Class 9?
What is known as atmosphere ? Answer: The blanket of air upto 1500 km surrounding the earth is known as atmosphere. Question 2. State the gaseous composition of the atmosphere.
What is a atmosphere in Kid definition?
The atmosphere. is the layer of gas that surrounds Earth. It is often called air. Other planets, and some of their larger moons, also have atmospheres. The atmosphere consists of several different gases.What is atmosphere called?
The atmosphere is comprised of layers based on temperature. These layers are the troposphere, stratosphere, mesosphere and thermosphere. A further region at about 500 km above the Earth’s surface is called the exosphere.
What is atmosphere Why is it important class 6?The layer of gases surrounding the earth is called the atmosphere. It is a thin blanket of air that gives us oxygen to breathe, and protects us from the harmful rays of the sun. It stretches up to 1600 km and is divided into five layers based on temperature, composition (mix of gases), and other properties.
Article first time published onWhat is atmosphere Kseeb?
Answer : Atmosphere is a thin layer of gases, dust particles and water vapour surrounding the earth.
What is atmosphere 7 social science?
(i) Atmosphere is a thin blanket of air that surrounds the earth. It protects us from the harmful rays of the sun. It consists of several gases in which nitrogen and oxygen occupy the major portion.
How is atmosphere important for us short answer?
The atmosphere contains the air that we breathe; protects us from the harmful radiation of the Sun; helps to keep the planet’s heat on the surface, and plays a very important role in the water cycle.
What is atmosphere Class 3?
Thick envelop of air around the earth is called atmosphere. Air is a mixture of many gases like oxygen, nitrogen, carbon dioxide, argon etc. … We inhale oxygen from air. Atmosphere contains 21% oxygen, 78% nitrogen and 1% other gases.
What is atmosphere class 4th?
huge blanket of air which surrounds the earth is called atmosphere.
What is atmosphere class 2nd?
The atmosphere is the air that plants and animals breathe to survive. The atmosphere is made up of mostly nitrogen (78%) and oxygen (21%). There are lots of other gases that are part of the atmosphere, but in much smaller amounts. These include argon, carbon dioxide, neon, helium, hydrogen, and more.
What is atmosphere and why is it important?
The atmosphere protects life on earth by shielding it from incoming ultraviolet (UV) radiation, keeping the planet warm through insulation, and preventing extremes between day and night temperatures. The sun heats layers of the atmosphere causing it to convect driving air movement and weather patterns around the world.
What is the 5 importance of atmosphere?
The atmosphere is an important part of what makes Earth livable. It blocks some of the Sun’s dangerous rays from reaching Earth. It traps heat, making Earth a comfortable temperature. And the oxygen within our atmosphere is essential for life.
What is economics class 8?
Question 1. What is Economics? Answer: The word “economics” comes from the Greek words “oikos”, meaning “household” and “nomos”, meaning “management”. Thus, economics refers to the art of “household”, “management” that involves using the available means to satisfy the basic needs of the family as well as to prosper.
What is sociology 8th standard?
Sociology deals with society and man. It is a subject which helps to study Society Scientifically. It is the Science of human society. It studies human society in a methodical manner.
What is hydrosphere 8th standard?
What is a hydrosphere? … The hydrosphere is the most important layer of earth. Nearly 71% of the total area of the earth is covered by water bodies like oceans, seas, lakes, rivers, etc. All these water bodies are called as Hydrosphere.
Why is atmosphere important for us Class 9?
Answer: Atmosphere is very important for sustaining life: It contains various gases like O2, CO2, N2 which are required for various life processes by plants and animals. (ii) gas is used by plants to prepare food by the process called photosynthesis (iii) Oxygen is required for burning, combustion and respiration.
