What do you know about the albedo effect on Earth? After completing this activity you will: Understand how light reflection and absorption are related to albedo. understanding of concepts such as Rayleigh scattering, specific heat, albedo, and greenhouse effect. Get Free Access See Review The aerial view of Phoenix illustrates the different land surfaces such as water (river located at bottom of image), soil and rock (brown), vegetation (green), buildings with white roofs, roads and an airport (lower right). Earn Transferable Credit & Get your Degree, Create your account to access this entire worksheet, A Premium account gives you access to all lesson, practice exams, quizzes & worksheets, Astrophysics of Stars for Elementary School. 25. | {{course.flashcardSetCount}} Step 1 Place one of the thermometers on or near the edge of some blacktop pavement, one on a grassy area, and one on or near a patch of dirt. 26. ïÑüîz1I÷¨D:ìMaGø´DÓo7Ø
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Ø×. Humans began agriculture approximately 12,500 years ago. Albedo (al-bee-doh) is a measure of how much light that hits a surface is reflected without being absorbed.Something that appears white reflects most of the light that hits it and has a high albedo, while something that looks dark Q15: What is the actual albedo of Earth’s surface? (The term âalbedoâ is derived from the Latin for âwhitenessâ). Current Earth) in order for the greenhouse effect to be estimated.The greenhouse effect in this simple model is calculated using just the CO 2 concentration, whereas many gases are involved in the real-life greenhouse effect. Measuring Albedo Materials ⢠Light meters ⢠Student worksheets Background: Albedo is a measure of reflectivity. The Albedo Effect, Urban Heat Islands, and Cooling Down Your Playground lesson plan template and teaching resources. Both human-made and natural factors contribute to climate change: Facts. I. Trenberth, Kevin E. II. Which envelope will reach If a snow-covered area warms and the snow melts, the albedo decreases, more sunlight is absorbed, and the temperature Sunlight falling on a white glacier This set of quiz and worksheet questions lets you find out what you know about albedo. Shifting away from the introduction to environmental science we took a look at in Unit 1. Which envelope will reach the highest temperature the fastest, thus having lower albedo? identify where the greenhouse effect occurs and the ozone layer is situated. Q16: How do you think adding a surface albedo to Earth will affect the global surface temperature (i.e., how will the temperature change when going from a black body to Earth with surface features)? The most interesting thing here is that the albedo forcings, in watts/sq meter seem to be fairly large. Which has a lower albedo, a sandy desert or a forest? If the albedo is higher, and the Earth is more reflective WWW.SCIENCEFRIDAY.COM. This worksheet explores the conspiracy theories behind NASA landing on the moon. This is called the albedo effect. QC981.8.C5 E44 2000 304.2â5âdc21 00-023978 Printed in the United State of America 10987654321 By Educator Collaborator Katharine Hinkle. You will receive your score and answers at the end. "Earth’s Albedo has risen in the past few years, and by doing reconstructions of the past albedo, it appears that there was a significant reduction in Earth’s albedo leading up to a lull in 1997. March 1, 2000 - December 31, 2011 In the maps at the top of the page, however, some regional patterns emerge. Albedo Laboratory Hypothesis Predict which paper envelope, white or black, will heat up faster. STUDENT WORKSHEET: Putting a Number on Albedo. Experiment: Testing the Effect of Albedo on Temperature You will need: This worksheet 2 plastic two liter pop bottles 2 small thermometers Flat black paint Flat white paint Step 1: Cut off the top of the two plastic pop bottles at the top of the label. A Mythbusters video guide worksheet for the NASA Moon Landing episode. Much of the planet each day is covered by cloud which will have a different albedo to the surface. Find albedo lesson plans and teaching resources. You will need to identify this term and what it means about different objects. Building are finished with white exteriors to keep them cool, because white surfaces reflect the sun’s energy. Earth Systems and Resources centers around the forces that shape and literally move the Earth. Charcoal has an albedo of 0,04; snow 0,9The planet with the highest albedo is Venus, ⦠Find climate resources in the collection at the When the Earth's temperature dropped because of its position in orbit around the Sun, and the tilt of the axis, the ice sheets grew. 1. Find albedo effect lesson plans and teaching resources. Quickly find that inspire student learning. I. You can learn more about the weather on Earth with the lesson called Albedo Effect Lesson for Kids. Climate change is a real and urgent . The albedo effect when applied to the Earth is a measure of how much of the Sun's energy is reflected back into space. 3. Fresh snow reflects90% of the solar energy striking its surface, so its albedo measurement is 90. Record your predictions on your Exploring the Albedo Effect Outdoors Worksheet. (The term ‘albedo’ is derived from the Latin for ‘whiteness’). Open ocean has an albedo of approximately 0.10. ... apparent flag waving. A high albedo surface reflects 80% of incoming radiation. Connections to the AP Environmental Science Curriculum. 3.nswers will vary but the average albedo should be close to 0.27. Remove the labels. Climatic changes. You'll be taught about these key points: {{courseNav.course.topics.length}} chapters | The city of Phoenix, Arizona, has made an effort to paint more roofs white to combat the urban heat island effect. Albedo Lab - Investigation Sheet Driving Question: What effect does albedo have on surface temperature? A Mythbusters video guide worksheet for the NASA Moon Landing episode. White clouds reflect more sunlight than water and darker land surfaces. Sciences, Culinary Arts and Personal The albedoeffect when applied to the Earth is a measure of how much of the Sun's energy is reflected back into space. 1.m 100 k. 2. greenhouse effect is being strengthened as human activities (such as the combustion of fossil fuels) add more of these gases to the atmosphere, resulting in a shift in the Earth’s equilibrium. All other trademarks and copyrights are the property of their respective owners. UNITE US ©2010 - 2012 Geophysical Institute, UAF Albedo ALBEDO Overview: Students learn about albedo and the ice-albedo feedback effect as it relates to snow, ice, and the likely results of reduced snow and ice cover on This sun-glint effect is regularly seen in satellite images near sunrise and sunset. Video - Unintended The Albedo Effect, Urban Heat Islands, and Cooling Down Your Playground lesson plan template and teaching resources. challenge that is already affecting people and the environment worldwide. The albedo effect has a significant impact on our climate. This surface albedo effect strongly influences the absorption of sunlight. a) asphalt parking lot b) snow-covered field c) they have the same albedo d) more information is needed to answer this question 2. Review vocabulary introduce in Activity 1.2: reflectivity, albedo, absorption, and explain to students that in their next activity they are going to use a climate model to look at how reflectivity, or albedo, affects Earthâs global average temperature. Move to the third worksheet (3. The albedo of a water surface depends on the angle at which the sunlight strikes … albedo in the arctic and from high (white) to low (black-open ocean). The lower the albedo, the more radiation from the Sun that gets absorbed by the planet, and temperatures will rise. Human beingsâEffect of climate on. The albedo effect Posted on 5 November 2009 by John Cook Change to the Earth's albedo is a powerful driver of climate. 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