Maryland College and Career-Ready Standards
MD.2.0. Earth/Space Science: Students will use scientific skills and processes to explain the chemical and physical interactions (i.e., natural forces and cycles, transfer of energy) of the environment, Earth, and the universe that occur over time.
2.E.1. Interactions of Hydrosphere and Atmosphere: Recognize and describe that water can be found as a liquid or a solid on the Earth's surface and as a gas in the Earth's atmosphere.
2.E.1.b. Observe and explain what happens when liquid water disappears: Turns into water vapor (gas) in the air; Can reappear as a liquid or solid when cooled, such as clouds, fog, rain, snow, etc.
MD.3.0. Life Science: The students will use scientific skills and processes to explain the dynamic nature of living things, their interactions, and the results from the interactions that occur over time.
3.E.1. Flow of Matter and Energy: Recognize that materials continue to exist even though they change from one form to another.
3.E.1.a. Identify and compile a list of materials that can be recycled.
3.E.1.b. Identify what happens to materials when they are recycled.