YES NO YES NO What is a useful thing that comes from nature? Fossil C. Mineral Pollution D. Natural Resource List 3 natural resources. 1. 2. 3. List one natural resource that cannot be replaced after it is used up. List one natural resource that can be replaced after it is used up. List one natural resource that can never be used up. Water is not a natural resource. Ponds, rivers, streams, and lakes have salt water. YES NO YES NO

YES NO YES NO YES NO YES NO YES NO YES NO Oceans have salt water. Plants, animals, and people need air to live. Air is a natural resource. What is moving air called? _________________________ Rocks are natural resources. A very big rock is called a Boulder C. Sand Mineral D. Quartz How is sand made? It washes up on the beach. Wind, rain, and ice break rocks into smaller pieces. At a factory and shipped to certain locations. Minerals are not natural resources. Rocks are made of minerals. YES NO YES NO YES NO YES NO YES NO YES NO

YES NO YES NO What is not a mineral? Gold C. Glass Iron D. Silver Is the length of a boulder closer to 15 feet or 15 miles? ________________________ What are nonliving materials that come from Earth? Boulders C. Natural Resources Sand D. Minerals Name 4 minerals. 1. 2. 3. 4. Soil is a natural resource. Soil contains air and water. YES NO YES NO

Match the plant with its use. Soil is a mixture of clay, sand, and humus. Plants are not a natural resource. Match the plant with its use. Cotton Used to build houses Wheat Used to make clothes Trees Used to make food Plants can be used to make food, shelter, and clothing. The Earth never changes. ______ happens when rocks or soil are moved by water or wind. Weathering C. Pollution Erosion D. Recycle How can plants help prevent erosion? YES NO YES NO YES NO YES NO

YES NO Weathering Erosion Weathering Erosion YES NO YES NO Erosion Weathering is the breaking apart and changing of rocks. Water and changes in temperature can cause weathering. List 2 processes that can change the Earth. 1. 2. Wind blowing loose soil is an example of Frost and ice causing rocks to break apart is an example of ______ happens when something harmful is added to the land, air, or water. Erosion B. Weathering Recycle D. Pollution Pollution can cause some plants and animals to get sick or even die. Plastic milk cartons can be recycled to make new objects. YES NO Weathering Erosion Weathering Erosion YES NO YES NO

YES NO Match the term with the definition. Reduce change something so it can be used again Reuse to use less Recycle to use something again List 3 things you can recycle. 1. 2. 3. To turn a plastic milk carton into a new object is to reuse recycle it. What is a safe place for plants and animals to live called? Refuge C. Zoo Neighborhood D. Park Animals that dig homes in soil can change the Earth. YES NO

Match the soil. Sandy Soil A) Part of soil that comes from living things Clay Soil B) Soil is loose. It feels dry and rough. Can be found in deserts. Humus C) Soil has very small pieces. It feels smooth, soft and sticky. What picture goes with each word? Boulder _______ Pollution _______ Mineral _______ Weathering _______ Sand _______ Natural Resource ________ Erosion _______ 1 7 4 2 5 3 6

Sand Cotton Oil Trees Boulders Quartz Copper Water Air How do we use the following natural resources? Sand Cotton Oil Trees Boulders Quartz Copper Water Air

Complete the Puzzle Using the Clues Across Nonliving materials that come from the Earth. The breaking apart and changing of rocks. Happens when something harmful is added to the land, air, or water. To change something so it can be used again. A very big rock. 1 1 2 2 Word Bank Pollution Boulder Minerals Recycle Sand Natural resource Erosion Weathering 3 4 3 Down A useful thing that comes from nature. This is made of tiny pieces of rock. Happens when rocks or soil are moved by water or wind. 5

D sunlight, water, forest, oil, coal, air, rocks etc Oil and coal Trees Sunlight, air water No Yes Wind A B C 15 feet Gold, Silver, Iron, Quartz, Copper, Ice Yes No Cotton-clothes wheat-food Trees-house B Roots hold soil in place Weathering Erosion 2. Weathering Erosion D Reduce-use less Reuse-use again Recycle-change something to be used again Cans, glass, paper, plastic, metal A Sandy Soil-B Clay Soil-C Humus-A Boulder-3 Pollution-4 Mineral-1 Weathering-5 Sand-6 Natural Resource-7 Erosion-2