GY Assignment 1

The Tropics of Cancer and Capricorn are ______° above and below the equator, and the Arctic and Antarctic Circles are ______° above and below the equator.

23.5; 66.5

Imaginary lines connecting the _______________ and _______________ Poles are called meridians.

North, South

Fractions of degrees in the latitude and longitude system are expressed as ______ or ______.

minutes and seconds, decimal degrees

Select all the descriptions that apply to lines of longitude. A. Eastern longitudes have positive degrees. B. Lines of longitude run east-west on the globe. C. Lines of longitude run north-south on the globe. D. All lines of longitude are small circles.

A. Eastern longitudes have positive degrees. C. Lines of longitude run north-south on the globe.

Which of the following apply to latitudes? A. Lines of latitude are parallels, running east-west across the globe. B. Northern latitudes are expressed as negative, and southern latitudes are expressed as positive. C. The equator is measured as 0° latitude.

A. Lines of latitude are parallels, running east-west across the globe. C. The equator is measured as 0° latitude.

Order the important lines of latitude from northern at the top to southern at the bottom. Antarctic Circle Equator Tropic of Capricorn Arctic Circle Tropic of Cancer

Arctic Circle Tropic of Cancer Equator Tropic of Capricorn Antarctic Circle

Match the name of the sphere with what is contained within it. Atmosphere- Biosphere- Hydrosphere- Lithosphere-

Atmosphere- Gases Biosphere- Living organisms Hydrosphere- Water Lithosphere- Solid Earth

Which three answers best define physical geography? A. Experiments to test the age of geologic formations B. Distribution of features and phenomena across the globe C. Processes that change Earth's landscapes D. Impact of landscape and environment on people E. Migration of living creatures around the globe

B. Distribution of features and phenomena across the globe C. Processes that change Earth's landscapes D. Impact of landscape and environment on people

Choose which of these lines create small circles. A. All parallels from pole to pole B. Parallels except the equator C. All meridians

B. Parallels except the equator

Select all that apply. What are the characteristics of parallels? A. Parallels by themselves are enough to determine location. B. The shortest parallels are near the poles. C. They are parallel with Earth's spinning axis. D. They are of equal distance from each other.

B. The shortest parallels are near the poles. D. They are of equal distance from each other.

The __________ Meridian, a line of longitude, runs between the poles and through Greenwich, United Kingdom.

Prime

Which meridian runs through Greenwich, United Kingdom, and is the line of zero longitude?

The Prime Meridian

Select all that apply Choose Earth's hemispheres.

Western Hemisphere Southern Hemisphere Northern Hemisphere Eastern Hemisphere

Great circles are ideal for making ______ travel more efficient by shortening the distance traveled around a sphere between two points, especially worldwide travel.

airline

The degrees of latitude are defined as the ______, where parallels are assigned every 10°.

degrees above or below the equator

The ____________ is an imaginary line, a parallel, that divides Earth into top and bottom halves.

equator

The intersection of a plane with a sphere creates a(n) ____________ circle when the plane passes through the sphere's center. The equator is an example of one on Earth.

great

In the latitude-longitude coordinate system, ___________ are imaginary lines that run north-south and are measured in degrees east-west.

meridians

The atmosphere primarily consists of two gases: ____________ and _____________.

nitrogen, oxygen

A plane that intersects a sphere, without going through its center, creates a ____________ circle.

small