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Squeaks and Mister Brown do some experiments with soil, and learn all about why different soils feel different!
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Disciplinary Core Ideas:
PS1.A: Structure and Properties of Matter - Matter can be described and classified by its observable properties (2-PS1-1). Different properties are suited to different purposes (2-PS1-2), (2-PS1-3).
LS2.A: Interdependent Relationships in Ecosystems - Plants depend on water and light to grow (2-LS2-1).
Performance Expectations:
2-PS1-1. Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties.
2-PS1-2. Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.
2-LS2-1. Plan and conduct and investigation to determine if plants need sunlight and water to grow.
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SOURCES:
ngss.nsta.org/...
agr.mt.gov/Por...
www.dropbox.co...
www.soils.org/...
www.slcs.us/em...
archive.fieldmu...
www.fao.org/3/A...
www.nrcs.usda....
extension.illi...
Image Sources:
commons.wikime...
commons.wikime...