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Science (2015) Grade(s): 2


Make observations from media to obtain information about Earth’s events that happen over a short period of time (e.g., tornados, volcanic explosions, earthquakes) or over a time period longer than one can observe (e.g., erosion of rocks, melting of glaciers).

Unpacked Content

Scientific and Engineering Practices

Obtaining, Evaluating, and Communicating Information

Crosscutting Concepts

Stability and Change


Students know:
  • Earth events and the results of those events may occur slowly or rapidly.
  • Some events are much longer than can be observed.


Students are able to:
  • Make observations and obtain information from multiple sources to provide evidence about Earth events.


Students understand that:
  • Eart's events may change the Earth slowly or rapidly.


  • Earth events/natural phenomena
  • Earthquake
  • Flood
  • Tornado
  • Volcanic explosions
  • Glaciers
  • Erosion
  • Landslides
  • Weathering