Earth Space Science Logo 2nd Grade (SCI) Science Standards
[ESS1] Earth's Place in the Universe

SCI-02.ESS1.01 Use information from several sources to provide evidence that Earth events can occur quickly or slowly.

Clarification Statement: Examples of events and timescales could include volcanic explosions and earthquakes, which happen quickly and erosion of rocks, which occurs slowly.
Disciplinary Core Ideas
ESS1.C: The History of Planet Earth -Some events happen very quickly; others occur very slowly, over a time period much longer than one can observe.

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