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4th Grade Science Standard 3 Uta

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Question
Answer
Layer of solid uniform rock found beneath the soil.   Bedrock  
Loosening, transporting, and relocation of soil particles from one place to another.   Erosion  
Changing from a liquid to a solid.   Freeze  
Rocks formed by volcanic action or intense heat.   Igneous  
Soils with an ideal mixture of sand, silt, and clay which are considered to be the best type of soil for plants.   Loams  
Rocks that have changed form due to heat and pressure.   Metamorphic  
Something found naturally in the earth, a rock or ore.   Mineral  
Things that are dead. The soil has non-living pieces of plant material in it.   Nonliving  
Something that provides food. The plant grew well because of the nutrient in the soil.   Nutrient  
Layer of small rocks that have started to break off from the bedrock which will eventually become the soil.   Parent Material  
A side view or outline. We could see the different layers in the soil profile.   Profile  
The parts that hold the whole together.   Structural support  
Layer of soil found beneath the topsoil.   Subsoil  
To become warmer so that ice or snow melts.   Thaw  
Rich, dark layer of soil found at the surface.   Topsoil  
To become worn down by wind or water   Weathering  


   


 

 

 

 

 

 
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