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Develop and use a model of the Earth-sun-moon system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons.

Performance Expectation

Grade: 
Middle School (6-8)
Develop and use a model to describe the role of gravity in the motions within galaxies and the solar system.

Performance Expectation

Grade: 
Middle School (6-8)
Analyze and interpret data to determine scale properties of objects in the solar system.

Performance Expectation

Grade: 
Middle School (6-8)
Construct a scientific explanation based on evidence from rock strata for how the geologic time scale is used to organize Earth's 4.6-billion-year-old history.

Performance Expectation

Grade: 
Middle School (6-8)
Develop a model to describe the cycling of Earth's materials and the flow of energy that drives this process.

Performance Expectation

Grade: 
Middle School (6-8)
Construct an explanation based on evidence for how geoscience processes have changed Earth's surface at varying time and spatial scales.

Performance Expectation

Grade: 
Middle School (6-8)
Analyze and interpret data on the distribution of fossils and rocks, continental shapes, and seafloor structures to provide evidence of the past plate motions.

Performance Expectation

Grade: 
Middle School (6-8)
Develop a model to describe the cycling of water through Earth's systems driven by energy from the sun and the force of gravity.

Performance Expectation

Grade: 
Middle School (6-8)
Collect data to provide evidence for how the motions and complex interactions of air masses results in changes in weather conditions.

Performance Expectation

Grade: 
Middle School (6-8)
Develop and use a model to describe how unequal heating and rotation of the Earth cause patterns of atmospheric and oceanic circulation that determine regional climates.

Performance Expectation

Grade: 
Middle School (6-8)