4 The line segment on the map below is 1.6 cm long, and the map scale is 1 cm = 0.5 km. What is the gradient of the slope marked by the line? A. 600 m/km
B. 1,333 m/km
C. 750 m/km
D 500 m/km

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net

In the von thunen model of agricultural land use, what is produced closest to the city epicenter? a. dairy, vegetables, and fruits b. field crops, such as corn and wheat c. beef and other animal products d. wood and lumber