North Dakota Standards
ND.3. Physical Science: Students understand the basic concepts and principles of physical science.
3.3.2. Force and Motion: Identify a force as push or pull
3.3.5. Forms of Energy: Describe how the path of light tends to maintain its direction and motion until it encounters an object
ND.7. Science and Other Areas: Students understand relations between science and personal, social, and environmental issues.
3.7.2. Science and Environmental Issues: Identify the benefits of recycling, reusing, and reducing