As you click through the month-by-month images, remember that each image was taken at 7:00 am EST (12:00 GMT).

How would you describe what these images show?

What do you notice about the line between sunlight and darkness?

What places on Earth are experiencing daylight hours? Nighttime hours?

How would you describe the angle of the line between sunlight and darkness?

How would you describe the pattern of monthly changes in your hometown?

How would you describe month-by-month changes at the equator?

How would you describe monthly changes from a location in the Northern Hemisphere?

How would you describe monthly changes from a location in the Southern Hemisphere?

How would you describe patterns of change as you compare what happens at different latitudes?

What month does each image depict?