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NGSS

HS-ESS2-1

6 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.

Earth and Space Science · Chapter 1 · Lesson 1

The Four Spheres

The interesting part is where they meet.

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Earth and Space Science · Chapter 1 · Lesson 2

Systems Thinking and Feedback

Positive feedback is the dangerous one.

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Earth and Space Science · Chapter 1 · Lesson 4

Modeling Earth Systems

A model that matches the past has not yet predicted anything.

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Earth and Space Science · Chapter 2 · Lesson 4

Mountain Building

A mountain range has a root beneath it.

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Earth and Space Science · Chapter 3 · Lesson 2

Igneous, Sedimentary, Metamorphic

The texture records how it formed.

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Earth and Space Science · Chapter 3 · Lesson 3

The Rock Cycle

It is not a circle and there is no starting point.

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