Kepler discovered that a planet does not orbit the Sun at a constant speed. Rather, at the point closest to the Sun known as the perihelion, the planet’s speed is

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:

Based on the information in the graph, what can you conclude about humans in the world in general?

How has the geography of india made it difficult for its people to expand before modern technology?