ESS3– The origin and evolution of galaxies and the universe demonstrate fundamental principles of physical science across vast distances and time.
1. Size and Scale
K-2
3-4
None at this grade span.
S:ESS3:4:1.1 Recognize that astronomical objects in space are massive in size and are separated from one another by vast distances.
S:ESS3:4:1.2 Explain that telescopes magnify the size of distant objects and significantly increase the number of these objects that can be viewed from Earth.
2. Stars and Galaxies
K-2
3-4
S:ESS3:2:2.1 Recognize there are too many stars to count, and that they are unequal in their brightness.
S:ESS3:4:2.1 Recognize and describe the stars, like the Sun, as spherical in nature.
S:ESS3:4:2.2 Recognize that stars come in different colors, and that the Sun is a yellow star.
