A steel wire of cross- sectional area 2 x 10-5 m2 is stretched through 2 mm by a force

of 4000 N. Find the Young’s modulus of the wire. The length of the wire is 2m.​

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.

Advantages and disadvantages of mitigation and adaptation

What is the main source of phosphorus?