Anyone become my big sister please

myself Aditya Sharma age 16 standard 11 arts

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

How has the geography of india made it difficult for its people to expand before modern technology?

Why slip off slopes are found on the inside of meanders? why river cliffs are found on the outside of meanders?