What life like on Vietnam under collective farming? Other than rice, what other item do they export?
How do they bring water to their rice fields?

On nights when we see the new moon phase, what side of the moon are we seeing?

Rah is completing a school project on the expansion of fast food restaurants across the united states. she finds a map that shows a clear pattern of restaurants beginning in the east and expanding west. this map was most likely created using the technology of

Explain how earths tilt and revolution around the sun affects weather and climate