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3 rd Grade Soil Unit Mrs. Thornburgs Picture Vocabulary
What do we call the loose material in which plants grow in the upper layer of the Earth? _____________________________
What do we call the part of the soil made up of the decayed parts of once-living things? ______________________________________
What do we call a rich type of topsoil with lots of humus? _________________________________
What do we call a type of soil with very small grains that trap a lot of water? ____________________________________
What do we call solid rock under soil? ________________________
What do we call the layer under the topsoil? ___________________________
What do we call the top layer of soil? It is made up of the smallest grains, has the most humus and is the richest layer of soil (most nutrients). _____________________________
Label the layers of earth. 1. 2. 3. 4. 1.___________________ 2.___________________ 3.___________________ 4.___________________
Label the layers of earth. 1. 2. 3. 4. 1.Humus 2.Topsoil 3.Subsoil 4.Bedrock
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Soil is the loose material, mostly made of minerals, where plants can grow. Soil is made of air, water, minerals and organic matter. Humus is a.
The loose, weathered material on Earth’s surface in which plants can grow.
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BEDROCK SUBSOIL TOPSOIL What fraction of the soil equals ½? A.Topsoil B. Subsoil C. Bedrock.
Welcome to Science 11/21/11 Open your book to page 255 and get your notes out for Ch. 10. Today’s Schedule 1. Review Sections 1 & 2 2. Question of the.
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