This activity originally appeared in mission geography, a set of k12 classroom modules developed by nasa and the geography education national implementation project. A drop in your cup 5teacher and youth education, 2015 california state content standards grade five earth sciences 3a. Water makes up a large portion of earth, but most of it we dont use for drinking. How much water exists on, in, and above our planet. This classroom activity originally developed for the gpm poster will teach students about the value of earths freshwater resources and how important it is to study how water is transferred and stored. Distribution of water on earth activity the earth images. Interpret graphics of world water consumption and distribution. That leaves only one percent of the earths water available to us for our daily water supply needs.
That leaves only one percent of the earth s water available to us for our daily water supply needs. This website, presented by nasas global precipitation measurement gpm mission, provides students and educators with resources to learn about earths water cycle, weather and. Youth will explore global water distribution through. Notice how of the worlds total water supply of about 332. Reservoir approximate % of the total amount measurement oceans all water left in bucket icecapsglacier groundwater freshwater lakes inland seassalt lakes. Its important to know that 97% 970 ml out of ml of all water on earth is saline salt water. Almost everything we do involves water, from the food we eat to brushing our teeth. Activities are also marked with an appropriate grade level. Lesson the distribution of water on earth betterlesson. The hydrosphere, water, and how we use it hitchcock center. Water distribution 5e lesson plan for grades 35 pdf subject. The presence of water in solid, liquid and gaseous forms is one of the primary factors that distinguishes earth from its neighbors. Water scarcity is a problem now and will become an even larger problem in the. Students will love these engaging labs on water distribution on earth.
Simulating the amount of fresh water available on earth by removing measured. You may know that the water cycle describes the movement of earths water, so realize that the chart and table below. The sun, many millions of kilometers away, provides the energy that drives the water cycle. Distribution of water on earth read earth science ck. Youth will explore global water distribution through handson activities. To access these activities, click on the activity name in the chart below. Within this domain, students should understand the causes of waves. It may be tricky for a young mind to conceptualize that less than 1% of all water on earth is useable for humans to drink. We use a lot of water, but there is a fixed amount of water on earth and in its atmosphere. Water distribution 5e lesson plan for grades 35 pdf. Nov 21, 2019 water supply and distribution factsheet understanding earth ancient greece and water climatic activity 2 1 global water distribution distribution of water on the earth s distribution of water on the earth s surface 103 infreshwater availability clroom activity precipitation educationactivity 2 1 global water distributionu s water supply and distribution factsheet center forthe water cycle. You may know that the water cycle describes the movement of earth s water, so realize that the chart and table below represent the presence of earth s water at a single point in time. Includes two handson labs and five pages of nonfiction text for a close reading activity that will engage your students in discovering.
Theroles of water in earth s surfaceprocesses waterontinuouslyc cycles among land, ocean, and atmospherevia transpiration. The movement of water around earths surface is the hydrologic water cycle. Chapter 5 water, water everywhere hat is the most important resource on earth. Subjecttarget grade where is all the water in the world. How much of earths water is available for us to drink. Earth s oceans contain 97% of the planets water, so just 3% is fresh water, water with low concentrations of salts. Use data to calculate percentages of water distribution. Water distribution on earth national geographic society. What do these three divided bar graphs tell you about where the earths fresh water resides. Introduction water is made from one oxygen atom bound to two hydrogen atoms. Rivers and basins are often compared not according to their static volume, but to their flow of water, or surface runoff.
All the water in the world pdf american chemical society. Richardson and finley 1986 stated that water activity is able to influence the oxidation of fresh foods, particularly during storage. Youth will explore global water distribution through hands on activities. They use data from their investigation to provide evidence that there is a. Use maps of the earth to locate water in its various forms and describe conditions under. Kids discover is an awardwinning magazine for kids aged science, space, history and cultureall the. Distribution of water on the earths surface earth 103. Tell students that the worlds supply of water will be. Two percent of the earths water is stored as fresh water in glaciers, ice caps, and snowy mountain ranges.
For an estimated explanation of where earths water exists, look at this bar chart. In this activity, students will see how water is distributed across different sources, how much can be used by humans, and will. Simulating the amount of fresh water available on earth by removing measured amounts of water from a fivegallon. They are designed to adequately satisfy the water requirement for a. The freshwater resources, such as water falling from the skies and moving into streams, rivers, lakes, and groundwater, provide people with the water they need every day to live. If you check back in a million years, no doubt these numbers will be different. Freshwater availability classroom activity precipitation. Sources of water are oceans, icecaps and glaciers, groundwater, freshwater.
As a class, we come up with, distribution of earth s water. May 02, 2016 over 97 percent of the water resources on earth is found in the ocean and other saline water sources, thus, only about 2. Of freshwater, 69% resides in glaciers, 30% underground, and less than 1% is located in lakes, rivers, and swamps. These earth science activities are fun and educational. Scale, proportion, and quantity students conduct an investigation. In this quiz, you will be tested on freshwater, a primary resource of drinking water. As a class, we come up with, distribution of earths water.
Of the water on earth, 97% is salt water in the oceans. This activity can be done as a demonstration to introduce learners to the realization that the amount of fresh water available for human consumption is less than. The distribution of water on earth lesson will correlate to other interdisciplinary areas. Over 97 percent of the water resources on earth is found in the ocean and other saline water sources, thus, only about 2. What makes this possible is that water is recycled through earth s. The freshwater resources, such as water falling from the skies. The worlds water exists naturally in different forms and locations. Most fresh water is trapped as ice in the vast glaciers and ice sheets of greenland.
Earth is often called the blue planet, because of its abundance of liquid water. In this video lesson you will learn about how water is distributed on earth, though you may be surprised to find out just how little of it we. Ocean waters and waters trapped in the pore spaces of sediments make up most of the presentday hydrosphere. Water supply and distribution factsheet understanding earth ancient greece and water climatic activity 2 1 global water distribution distribution of water on the earth s distribution of water. Two percent of the earth s water is stored as fresh water in glaciers, ice caps, and snowy mountain ranges. For this activity, we will be looking at how water is distributed across these sources. The use of remote sensing to monitor inland waters and their current state is of high importance, as fresh waters are the habitat of many species of flora and fauna, and are also important for. This 5e lesson plan for grades 35 helps students learn about the distribution of water. For an estimated explanation of where earth s water exists, look at this bar chart. According to the bar graphs in figure 1, what percentage of the worlds water is fresh water. The big blue sphere represents the volume of all water on, in, and above the earth. They are designed to adequately satisfy the water requirement for a combination of o domestic o commercial o industrial o fire fighting purposes. The distribution of water on the earths surface is extremely uneven. The vast majority of water on the earth s surface, over 96 percent, is saline water in the oceans.
Additionally, provide each youth with a copy of the handout entitled water distribution on earth. What are some ways that we can protect our water supply. Students know most of earths water is present as salt water. Through a visual presentation, the students will learn the different sources of freshwater, and the relative ratios of these water sources on the earth. Approximately 75% of the earth is covered with water. Water covers most of earth but in a variety of forms.
A good distribution system should satisfy the followings. Water cycle infographic that also shows water distribution on earth, including groundwater. Students know most of earths water is present as salt water in the oceans, which cover most of earths surface. In order to make this water suitable for humans to drink, the water has to go through a desalinating process to take out the the salt. Students know that the amount of fresh water located in rivers, lakes, underground. Theroles of water in earths surfaceprocesses waterontinuouslyc cycles among land, ocean, and atmospherevia transpiration. Includes two hands on labs and five pages of nonfiction text for a close reading activity that will engage your students in discovering the distribution of water on earth. What makes this possible is that water is recycled through earths. Part b graphing the distribution of water on earth. After completing this investigation, students will be able to. What do these three divided bar graphs tell you about where the earths. However, of all the water on earth, more than 99 percent of earths water is unusable by humans and many other living things only about 0. Physical water scarcity refers to the lack of water to meet domestic, industrial, and agricultural needs.
The smaller sphere over kentucky represents earth s liquid fresh water in groundwater, swamp water, rivers, and lakes. Because earths water is present in all three states, it can get into a variety of environments around the planet. Includes an activity, video, reading material and quiz. Chapter 8 water distribution systems distribution system is a network of pipelines that distribute water to the consumers. The movement of water around earths surface is the hydrologic. Youth will have the opportunity to explore how water is distributed on earth. Students develop a sense of where the worlds water is located and how it moves through the earth system. Construct a circle graph sometimes called a pie char t to show the distribution of water. This one drop represents a ll the fresh water on earth that is available for people to drink, located in rivers, lakes and ponds.
Our fresh water supplies are stored either in the soil aquifers or. People living in developed countries use a far greater proportion of the worlds water than people in less developed countries. Rivers and basins are often compared not according to their. Scale, proportion, and quantity students conduct an investigation by using relative scales to describe the distribution of water on earth.783 758 615 743 605 1418 871 438 544 241 695 171 1603 340 1081 1474 69 559 1326 619 717 552 211 967 1433 599 481 1316 1228