What is the atmosphere quizlet?
atmosphere. The mixture of gases which surrounds a planet. troposphere. The closest layer of gasses to the Earth's surface; 0-16 km above Earth's surface; this is the weather occurs, it contains most atmospheric water vapor; temperature and pressure decreases with increasing altitude.
What is the atmosphere answer?
One of the main components of Earth's interdependent physical systems is the atmosphere. An atmosphere is made of the layers of gases surrounding a planet or other celestial body. Earth's atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases.May 19, 2022
What is the atmosphere simple answer?
The atmosphere is a mixture of gases that surrounds the Earth. It helps make life possible by providing us with air to breathe, shielding us from harmful ultraviolet (UV) radiation coming from the Sun, trapping heat to warm the planet, and preventing extreme temperature differences between day and night.
What is atmosphere class 3rd answer?
An atmosphere is a blanket of gases that surrounds Earth. It is held near the surface of the planet by Earth's gravitational attraction. Argon, oxygen and nitrogen from the three main constituents of the atmosphere.Sep 24, 2020
What is atmosphere for Class 7?
(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 less quantities. All living beings on earth depend on the atmosphere for their survival.
What is atmosphere short answer for kids?
Earth's atmosphere is similar to a jacket for our planet. It surrounds our planet, keeps us warm, gives us oxygen to breathe, and it is where our weather happens. Earth's atmosphere has six layers: the troposphere, the stratosphere, the mesosphere, the thermosphere, the ionosphere, and the exosphere.
What is the Earth's atmosphere quizlet?
atmosphere. This is a mixture of gases that surrounds Earth. In addition to containing the oxygen you need to breathe, it protects you from the sun's damaging rays and is always changing. air pressure. This is the measure of the force with which air molecules push on a surface.
What is Earth's atmosphere made of quizlet?
The earth's atmosphere is made up of about 78% nitrogen, 21% oxygen and the last 1% are other gases including argon, carbon dioxide and water vapor.
Which answer best describes Earth's atmosphere?
Answer and Explanation: (a) The atmosphere is layered is the most accurate statement, and it is layered based on composition as well as thermal profile. The atmosphere doesn't just surround most of the Earth, but all of it, and is important to all life.
What is the atmosphere made of quizlet?
The earth's atmosphere is made up of about 78% nitrogen, 21% oxygen and the last 1% are other gases including argon, carbon dioxide and water vapor.
What is the atmosphere of made of?
Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent.May 19, 2022