Ohio Learning Standards
EARTH AND SPACE SCIENCE (ESS)
Topic: Sun, Energy, and Weather - This topic focuses on the sun as a source of energy and energy changes that occur to land, air and water.
1.ESS.2: Water on Earth is present in many forms.
The physical properties of water can change. These changes occur due to changing energy. Water can change from a liquid to a solid and from a solid to a liquid.