Who were the first men to cross the Antarctic circle?

Some constellations, sauch as ursa minor. are visible in the sky year round other constrellation appear fo only part of the year. Explain why this happens

What could be the effect of global warming if polar ice caps melt?

What do you mean by carrying capacity

How long is the border between mexico and the united states?

North America - List and describe a specific example of an ocean or river and how it was a barrier and or roadway

1) Scientists do not agree on the causes and effects of global climate change. What is your opinion?

Which of the following is TRUE of independent agencies? a. They are created by Congress b. They are independent of both the President and the Executive Branch c. They are located only in the Cabinet Department d.

Use your knowledge of plate tectonics to explain why the supercontinent of Pangaea could have existed long ago. How did Pangaea break apart, and how were our continents formed? Explain your reasons in at least two to three sentences.

What is Deep-Ocean Exploration and Mining? Explain

Research shows that heavy urban growth causes major changes to: