variation? Include a screenshot of the chart with your
• Is the Wilsonville area in a groundwater restricted area? What is the name?
Recently Asked Questions
- How are P-waves and S-waves different? How do we use these differences to identify the outer core?
- Why are the oldest seafloor rocks only about 200 million years old, whereas some continental rocks are almost 4 billion years old? Think!
- Why do most earthquakes and volcanoes occur at the boundaries between tectonic plates. Are there any exceptions to this rule?