Which two individuals were responsible for creating better and more efficient means of long-distance communication?

What kind of mountains are the grand tetons of wyoming

What are the Earth's four spheres? Explain your answer in a paragraph of no fewer than four sentences.

Describe where in the world earthquakes and volcanoes happen. Are the volcanoes and earthquakes all spread out or are they concentrated in certain areas? Try to include plate names and directions (north, east, south and west)

What three abiotic factors make it possible for soil to gather and build on rock landscapes?

How did the colonial period in Rwanda affect relations between the Hutus and the Tutsis?

Explain why a baseball would go higher if it were thrown up from the surface of the Moon than if it were thrown up with the same velocity from the surface of Mars?

The arid expanse covering north africa is called

How did technology lead to geographic expansion and growth of cities in the midwest

What are living things use in water

What can teacher asks about Canada?