Great Circle Routes and Navigation

What does a great circle represent?

• The longest distance between two points

• The shortest distance between two points

• The average distance between two points

• The distance on a flat map

What is the purpose of using great circle routes in navigation?

• To increase travel distance

• To reduce travel time and conserve fuel

• To make navigation more complex

• To avoid certain areas

Which of the following is a characteristic of a globe?

• It is a flat representation of the Earth

• It is a scale model of Earth

• It is used to measure distances

• It is a type of map projection

What is the relationship between cartographers and map projections?

• Cartographers use map projections to study the stars

• Cartographers use map projections to convert 3-D globe images onto flat maps

• Cartographers use map projections to measure distances

• Cartographers use map projections to create 3-D models of the Earth

Planar projections are only good for which part of the Earth?

• Both hemispheres

• One hemisphere

• The equator

• The poles

Which of the following is a characteristic of conic projections?

• High degree of distortion

• Very little distortion

• Best for mapping large areas

• Used to make world maps

Which route is more likely to be used for faster travel times due to wind assistance?

• Great Circle Route

• Jetstream Route

• Equatorial Route

• Polar Route

Which route is more direct and follows the curvature of the Earth?

• Great Circle Route

• Jetstream Route

• Equatorial Route

• Polar Route

Which route is more likely to be used for flights from the United States to Japan?

• Great Circle Route

• Jetstream Route

• Equatorial Route

• Polar Route

What is the term for lines that run parallel to the Equator?

• Meridians

• Longitudes

• Parallels

• Prime Meridians