lesson 2 natural resourcesl
Post on 05-Dec-2014
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What can we observe What can we observe about rocks and soil?about rocks and soil?
By First grade teachersBy First grade teachers
RocksRocks
• Are hard NONLIVING thing that comes from Earth.
• Rocks are a natural resource.
Ways people use rocks.Ways people use rocks.
buildCarve statues
People get salt from rocks.
Soil:Soil: Top layer of Earth. Top layer of Earth.Sand
humus
clay
Soil
Soil is made up of clay, sand, and humus.
claysand Pieces of
rock
Humus is pieces Of dead
Plants and animals
People use soil to grow plants.
Plants take water and other things
they need from soil.
Worms and otheranimals may live
In soil.
Different things may be in soil…..
Rocks
Dead plants
Roots
QuestionsQuestions
• Compare some ways people use rocks.
• How are kinds of soil alike and different?
• Compare some of the different things found in soil.
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