Which describes a warm front?

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:

How long does it take hair to grow 8 inches?

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d