How are index fossils used to determine the absolute age of sedimentary rock

The solstices and equinoxes, and the number of hours of daylight associated with each, are major factors in the seasons. use the drop-down menus to identify the month when each of these events occurs. the winter solstice in the northern hemisphere: an equinox in both hemispheres: the summer solstice in the northern hemisphere:

What is the approximate circumference of the circle shown below? 12.2 cm

What are some natural resources found in midwest