What is the primary cause of surface ocean currents?
a. wind
b. salinity
c. temperature
d. the coriolis effect

Which of the following statements is true? a. there is not enough food produced in the world to feed everyone. b. the biggest cause of hunger and malnutrition is the cost of getting food to people who need it most. c. most countries have enough arable land and resources to feed their own population and export a surplus d. malnourishment is only seen in a few countries with very limited food supplies.

The red square is a famous historical site that is located in

Why is the indus river so important to the people of pakistan?