Exam 2: Representations of Earth

How could you use a geographic information system (GIS)to map out homes at risk from coastal flooding in an area? What sorts of map layers might you need?

Latitude angles ____ as one moves away from the equator. ​

Explain the difference between active and passive remote sensing systems, giving an example of each. ​

A representative fraction (RF)scale on a map must be expressed in terms of some unit of measurement. ​

Globally, how many time zones are there?

Any circle on Earth's surface that does not divide the planet into equal halves is called a(n)____. ​

Which of these is an example of a verbal scale? ​

A map of soil types is an example of a(n)____ map. ​

The farther apart contour lines are on an isoline map, the steeper the gradient. ​

An active remote sensing system that uses reflections from emitted sound waves to probe ocean depths is called ____. ​

Remote sensing is the collection of information and data about distant objects or environments.

The size of the area imaged by each pixel of a satellite image is called the spatial ____. ​

Phenomena that are each located at a particular place, but do not exist everywhere, can be represented by _______________ data. ​

A key that explains symbols used on a map is called a(n)_______________. ​

The perspective of maps that present a landscape if viewed from directly overhead, looking straight down, is described as _______________ view. ​

The circle of illumination divides Earth into two hemispheres known as ____.

Why is it so difficult to produce maps of the globe that accurately maintain all geometric properties? ​

The global positioning system (GPS)uses a network of satellites to accurately determine one's location on Earth's surface. ​

Cartography is the science and profession of ____.

On a standard near-infrared (false-color)image, the color red represents ____.