GEOGRAPHY 100: FINAL EXAM

A map scale of 1:24,000 means that:

(All of these statements are correct) - One foot on the map equals 24,000 feet on the earth's surface - One centimeter on the map equals 24,000 centimeters on the ground - One inch on the map equals 24,000 inches on the ground - It is a large-scale map

Which of the following accurately describes Earth's distance from the sun?

(All of these statements are correct) - The earth-sun distance averages 150 million kilometers (93 million miles) - The earth is closer to the sun in January (perihelion) and farther away in July (aphelion) - It takes light an average of 8 minutes & 20 seconds to travel from the sun to the earth

Which of the following statements is true regarding latitude and parallels?

(both A & C) - the angle is measured north or south of the equator - parallels run as east-west lines on a map

Which of the following is/are great circle(s)?

(both B & C) - the Equatorial parallel - the Prime Meridian and the International Date Line joined

Which of the following statements about Earth is correct?

The equatorial diameter is 42 km (26 mi.) greater than the polar diameter.

The meridian opposite of the Earth's prime meridian (0° longitude) is called:

the International Date Line

If a clock on a ship indicates that it is 2:00 P.M. in its home port, while another clock on the ship indicates that it is 12:00 noon at the ship's present location, what is the difference in longitude between the ship's present position and its home port?

the ship is 30* west of its home port

Which of the following is incorrectly matched?

arctic circle - 66.5* southern parallel

An angular distance measured east or west of the prime meridian from the center of Earth is termed:

longitude

If we burn fossil fuels, which release carbon dioxide and warm the atmosphere, as the oceans warm they will release more carbon dioxide, which warms the atmosphere. This is an example of __________ feedback. If the increased atmospheric carbon dioxide causes increased plant growth which removes carbon dioxide and cools the atmosphere, this is an example of __________ feedback.

positive; negative

Which of the following is incorrectly matched regarding latitudinal geographic zones?

subantarctic zone - area between 55* and 66.5* latitudes

An angular distance measured north or south of the Equator from the center of Earth is called:

latitude

Which of the following is easily determined using the position of the Sun or stars such as Polaris?

latitude

With respect to air, water, and material resources, which of the following is true about the Earth?

Earth is a closed system.

Travelers flying west from Los Angeles (118° W) to Tokyo (139° E) will cross the __________ and, as a result, they will __________ when crossing this meridian.

International Date Line; lose a day (Example: Saturday becomes Sunday.)

Which of the following Earth spheres is considered a living sphere?

biosphere

If City A is located west of City B, the time at City A is __________ than that at City B because the earth rotates from __________ when viewed from above the North Pole.

earlier; west to east(i.e., counterclockwise)

Which of the following terms is used to accurately describe the earth's shape?

geoid

The realization that the Earth was a sphere

was first made by Pythagoras, 580-500 B.C.