Approximately how old is the earth?

a. 4.5 trillion years

b. 4.5 million years

c. 4.5 billion years

d. 4.5 thousand years

As a geographer, one of the most important elements of geography that you will use is called "places and regions." What does it mean to study this element of geography? Explain your answer in at least two sentences.

Would a person go east or west of the Rocky Mountains if they wanted to climb several extreme high mountain

What is interdependence? How does it relate to the EU?

Why do all the planets travel around the sun in the same direction

Explain the causes and effects of the rise of the Islamic states over time

Why is Dubai creating underwater resorts and reclaimed islands? Dubai has an incredible amount of money to spend on building projects. Dubai's population is growing at a very fast pace, some say too fast.

Where was the maya civilization located

The widespread presence of banana plantations in central america region has resulted in increased standard of living

Which of these has been the result of human activity? a) glaciers melt more b) volcanoes erupt more landslides happen more d) earthquakes happen more

Which types of stars have extremely intense gravitational and magnetic fields?