Which of the following includes the crust and the upper mantle as the rigid outer part of the Earth?

Which of the following consists of all the waters on the Earth's surface, such as lakes, rivers and oceans?

Which element in the hydrosphere is most abundant by volume?

Which of the following contains the layers of gases that surround the Earth?

Which layer of the atmosphere has the greatest density?

As altitude increases above sea level, atmospheric pressure __________.

In which layers of the atmosphere does temperature increase with altitude?

Where do most clouds form in the atmosphere?

Which of the following is an imaginary line that moves from left to right across the Earth?

What is the highest degree of latitude?

Which of the following is an imaginary line that moves up and down between the Earth's poles?

What is the highest degree of longitude?

What is the approximate latitude and longitude of point A?

What is the approximate latitude and longitude of point L?

What is the latitude and longitude of the Iceland Hot Spot?

What is the latitude of the observer in the following diagram?

As a person travels due east along the Equator, the altitude of Polaris will

At which location is the altitude of Polaris closest to 42 °?

How fast does the Earth rotate on its axis?

Which two observers would be experiencing the same solar time in the following diagram?

If it is 6 pm in New York, what time is it in California?