The space between two index contour lines is 500 feet. There are four light colored contour lines in between. What is the contour interval? 250 feet
500 feet
100 feet

Venezuela’s economy relies most heavily on which of the followingvenezuela’s economy relies most heavily on which of the following? a. oil reserves in places such as the eastern llanos b. cattle ranching in the grasslands c. fertile farmland in the andean highlands d. coffee plantations in mountainous areas

Acanyon on the ocean floor at which the crust bends downward is called a(n)

The first mathematical theory of tides was introduced by: galileo kepler newton cousteau