Moving upward from ground level, these layers are named the troposphere, stratosphere, mesosphere, thermosphere and exosphere. Figure 4 as altitude increases in the troposphere, temperature decreases. The unit involves the following completed facts and topics. This lesson is designed to expose students to the 5 layers of earths atmosphere. Layers of earths atmosphere ucar center for science. As you go higher in altitude, air pressure falls decreases. Layers of the atmosphere the atmosphere is the layer of gases that surrounds the planet and makes conditions on earth suitable for living things. It is the region of strong air movement and cloud formation. Approximately 67% of earths mass is found in this layer. The stratosphere is the layer above the troposphere. The exosphere gradually fades away into the realm of interplanetary space. The student will be able to label the earths interior. Atmosphere and elevation vocabulary atmosphere the blanket of gases that surrounds earth troposphere the layer of the atmosphere closest to earths surface air pressure the force put on a given area by the weight of the air above it.
Due to increases in gases, such as carbon dioxide, that trap heat. More than half the air in the total atmosphere is in this layer. Which layer of the atmosphere is where the ozone layer is located. Sixth grade lesson the layers of the atmosphere betterlesson. Layers of the atmosphere earths atmosphere is divided into several different atmospheric layers extending from earths surface outward. The earth is surrounded by the atmosphere, a body of air or.
The montreal protocol on substances that deplete the. Prokaryotes and eukaryotes would have had to develop in the oceans, however, be cause without oxygen in the atmosphere the pro tective ozone o3 layer. This layer holds 19 percent of the atmospheres gases but very little water vapor. Space shuttles and some satellites orbit the earth within this layer. In other words, as altitude increases temperature decreases. This layer holds almost all of the water vapor in the atmosphere, as. Thus with the development of the ozone layer came the formation of more advanced life forms. A further region at about 500 km above the earths surface is called the exosphere.
Also, the ozone layer absorbs harmful rays from the. This file would be an excellent resource to use with a foldable or notes. Temperatures in the upper thermosphere may reach 1,500oc but the number of atoms is so small at this altitude that heat. The layer of earth beneath the crust is called the mantle. The troposphere it is the first layer of the atmosphere, the one we live on. Layers of the earth page 3 1 ziploc bag labeled d with a marble inner core 4. This web page may contain links to one or more websites outside the pwcs network, which are not pwcs venues and may not reflect the views or opinions of pwcs. One layer energy balance model print we can increase the complexity of the zerodimensional model by incorporating the atmospheric greenhouse effect in a slightly more realistic manner than is embodied by the ad hoc gray body model explored in the previous lecture. The ozone layer is the common term for the high concentration of ozone that is found in the stratosphere around 1530km above the earths surface.
The troposphere is the layer of the atmosphere nearest to earth. In the center of the mantle, the rock is viscousit flows like syrup. Layers of the atmosphere the troposphere is where all the weather occurs. Humans are also affecting earths atmosphere through the greenhouse effect. This is where the clouds are located and airplanes fly at within this layer. For shortwave communication the ionosphere is the most imradio waves and the ionosphere. Temperatures can be as low as 93c at the top of the meso sphere.
Any person traveling at an altitude of more than 50 miles above sea level is considered an astronaut. Above this layer is the stratosphere, followed by the mesosphere, then the thermosphere. Swbat distinguish the layers of the atmosphere and develop an understanding of where weather takes place. The atmosphere is divided into layers based on how the temperature in that layer changes with altitude, the layers temperature gradient. The atmosphere can be divided into layers based on its temperature, as shown in the figure below. Because of the shallowness of the atmosphere, its motions over large areas are primarily horizontal. It is the lowest layer of atmosphere in which living organisms exist. Layers of the atmosphere prentice hall free pdf file sharing. The troposphere is the layer closest to the surface of earth. The outermost layer of the atmosphere, the thermosphere fig. This layer is primarily responsible for absorbing the ultraviolet radiation from the sun. The mesosphere is the layer of the atmosphere that protects earthu2019s surface from being hit by most meteoroids.
The protective ozone is at the bottom of the stratosphere it protects us from the ultraviolet radiation of the sun. This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. The exosphere is the uppermost layer, where the atmosphere thins out and merges with interplanetary space. Atmosphere and elevation notes the troposphere is the lowest layer of the atmosphere. Apr 19, 2012 the lowest layer of earths atmosphere. The atmosphere of earth is the layer of gases, commonly known as air, that surrounds the planet earth and is retained by earths gravity. The earths atmosphere layers of the earths atmosphere the. Layers of earths atmosphere ucar center for science education. The thermosphere also is the layer in which auroras take place. The layers of the earths atmosphere banks trail middle. Layers of the atmosphere reading comprehension interactive notebook activity. In this layer, the higher up from earths surface you go, the colder it gets.
While there are no exact boundaries within the atmosphere, it is divided into layers based on temperature and pressure. This layer filters out incoming radiation in the celldamaging ultraviolet uv part of the spectrum. The heat that comes from the earths surface warms this layer up and therefore the temperature diminishes when it goes upwards. Everything will be condensed into one layer, now export the pdf the pdf should be perfect since there arent multiple layers, smart objects, paths etc. The top boundary, the moho, is made up of solid rock. Atmosphere is the layer of gases surrounding the earth. The air completely surrounds the earth and literally wraps it up in a shroud that, under the effect of gravity and centrifugal force caused by the earths rotation, takes a spheroid shape think of the shape of an egg, flatter at the poles and bulging at the equator. At altitudes between 10 and 50 km we find the stratosphere, which contains the famous ozone layer at a height of about 20 km.
Water vapor is supplied to the atmosphere by evaporation from the surface and is. Atmosphere quiz fillin theblank 16 list the layers of the atmosphere in the correct order from the earths surface up to the layers nearest to space. Information can be stored on different layers of a pdf. Youll be asked several multiplechoice questions about these layers, including their locations and temperatures. The upper boundaries between these layers are known as the tropopause, the stratopause, and the mesopause, respectively. The two most abundant common gases in all the layers of the atmosphere are nitrogen and oxygen. Students will create a model of the layers of the atmosphere, plot the altitude of each layer on a graph, and write andor draw features of each layer on this graph. The atmosphere layers powerpoint template shows five concentric circles where earth is at its core. Atmosphere consists of several layers which are separated from one other by change in slope of the graph of the temperature vs. Series a, containing papers of a mathematical and physical character 19051934. The atmosphere has five different layers that are determined by the changes in temperature that happen with increasing altitude. The temperature gradient in each layer is determined by the heat source. The atmosphere of earth protects life on earth by creating pressure allowing for liquid water to exist on the earths surface, absorbing ultraviolet solar radiation, warming the surface through heat retention greenhouse effect, and reducing temperature. It is thickest near the surface and thins out with height until it eventually merges with space.
The atmosphere is divided into layers based on whether the temperature in the layer increases or decreases. Develop a model using an example to describe ways the geosphere, biosphere. The atmosphere can be divided into four thermal layers. The troposphere is where all of earths weather occurs. Rivers of air, called jet streams, can be found at the base of this. The temperature gradient of each layer is different. Earths atmosphere has a series of layers, each with its own specific traits. Label the different layers of the atmosphere and the separating boundaries between each layer. The atmosphere can be divided into four layers based on temperature variations. Use this powerpoint to help instruct students on the topic of atmosphere. The troposphere is the lowest layer of our atmosphere. The isothermal layer of the atmosphere and atmospheric radiation.
Atmosphere composition and structure notes the domain of air on the earth geography iii this is the most important layer of the atmosphere because all kinds of weather changes take place only in this layer. The troposphere is the inner, or lowest, layer of earths atmosphere. This tenuous portion of the earths atmosphere extends outward until it interacts with the solar wind. Use the layers panel to examine layers and show or hide the content associated with each layer.
The student will be able to identify the layers of the earth and explain specific characteristics of each layer 2. The presentation background shows night sky with random start icons around the outer layer. The four layers of the atmosphere evidence collected using highaltitude balloons, rockets, and satellites reveals alternating warm and colder horizons within the atmosphere. Nearly all life and all weather occur in this layer. The formation of this layer is a delicate matter, since only when oxygen is produced in the atmosphere can an ozone layer form and prevent an intense flux of ultraviolet radiation from reaching the surface, where it is quite hazardous to the evolution of life. The second layer of the atmosphere is the the stratosphere goes from 16km to 50 km. The atmosphere is comprised of layers based on temperature.
If the file has been modified from its original state, some details may not fully reflect the. Ihese layers are the troposphere, the stratosphere, the mesosphere, and the thermosphere. However, trace gases such as argon play an insignificant role in the layers. The buildup of oxygen in the atmosphere led to the formation of the ozone layer in the upper atmosphere or stratosphere. Information from its description page there is shown below. Gives details about each layer of the atmosphere in a power point with a video at the end. The bulk of atmospheric gases over 75% lie within the lowermost atmospheric layer, the troposphere. The upper boundaries between these layers are known as the tropopause, the. Due to these changes development of living world take place on the earth. Twenty questions and answers about the ozone layer lead author. You should place eight words on your graph in the correct locations. The layers that appear in the pdf are based on the layers created in the original application. Earths atmosphere is divided into five major layers.
971 1409 464 475 105 963 15 658 207 624 1303 999 1072 440 663 587 526 1418 10 680 885 1592 770 683 1213 132 846 1099 537 1266 904 37 1072 533 639 163 281 86 38 1384 234