Chapter Three - Models of the Earth

What are two ways scientists get data to make maps?

• field surveys and remote control
• word of mouth and legend
• field surveys and remote sensing
• books and the internet

Soil maps are used to ________.

• show natural features and constructed features
• show direction of the flow of groundwater and identify locations for waste disposal sites
• record and predict weather events and plot precipitation
• identify ways to conserve soil and plan sites for future development

A magnetic compass indicates direction because _____.

• Earth has magnetic properties
• geographic and geomagnetic directions are the same
• everyone agrees which direction is north
• a bar-shaped magnet is buried at Earth's center

What types of information do geologic maps show?

• distribution of climatologic features
• distribution of geographic features
• distribution of geologic features
• distribution of topographic features

Each degree of latitude consists of _____.

• 60 angles
• 60 hours
• 60 seconds
• 60 minutes

What is a compass rose?

• a symbol indicating the 0^o meridian
• a symbol that indicates the cardinal directions
• a symbol that shows the relationship of a map distance to real distance
• a symbolic decoration

Any circle running east and west around the earth, parallel to the equator is a _____.

• north-south circle
• meridian
• parallel
• line of longitude

A geologic unit is a(n) _____.

• amount of rock that fills a specific space
• area that covers a quadrant on a map
• volume of rock of the same type and age range
• single rock

What is the only line of latitude that is a great circle?

• the prime meridian
• the equator
• 60^oN latitude
• the arctic circle

On a map a contour line is _____.

• a line that connects points of equal elevation
• a line that surrounds a geographic point
• a line between two points on the equator
• a line that is the longest distance between two points