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

When we see a region of a planet that has many craters, what can we conclude?

What river runs through the middle of the country Zaire

Explain the seasonal precipitation pattern in bangkok in terms of pressure and wind systems. what causes the summer rains? what causes the winter dry seasons?

What is the official religion of a communist country

What imaginary line of latitude circles the middle of the Earth?

Describe why a "permanent underclass" has developed in many cities, and the problems that result.

What is a disconformity? A. an intrusion that runs between rock layers B. an intrusion that cuts across another rock C. when a sedimentary rock is deposited on top of an eroded non-sedimentary rock D.

What is the action of unearthing something, especially at an archaeological site

What type of damages can you cause while driving

Which of these is an environmental consequence of the shrinking of the Aral Sea? A. The salt content of the water has increased. B. More nesting birds have come to its beaches. C. Fish populations have increased to unhealthy levels. D.