Ohio Science Academic Content Standards (2002)
Earth and Space Sciences
Explain the 4.5 billion-year-history of Earth and the 4 billion-year-history of life on Earth based on observable scientific evidence in the geologic record.
Grade Level Indicators (Grade 10)
Explain how geologic time can be estimated by multiple methods (e.g., rock sequences, fossil correlation, radiometric dating).
Describe advances and issues in Earth and space science that have important long-lasting effects on science and society (e.g., geologic time scales, global warming, depletion of resources, exponential population growth).
National Science Education Standards
Earth and Space Science
Origin and evolution of the earth system (Grades 9 - 12)