Science Worksheets and Study Guides Second Grade. Earth yesterday and today

The resources above correspond to the standards listed below:

Alaska Content and Performance Standards

AK.SD. Concepts of Earth Science: A student should understand and be able to apply the concepts, processes, theories, models, evidence, and systems of earth and space sciences. A student who meets the content standard should:
SD2. Develop an understanding of the origins, ongoing processes, and forces that shape the structure, composition, and physical history of the Earth.