HELLPP PLEASE ILLL GIVE CROWNN what part of the world do cold water currents begin?

A ) Near equator

B ) Near the poles

C ) Areas where solar radiations is most direct

D ) Only in the northern hemisphere of the Earth

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

What structural formula represents 4 electrons shared between two atoms?

Which of these statements best explains how the hydrosphere interacts with the atmosphere to affect global climate? mountains block rain clouds and cause changes in global rainfall and evaporation. humans burn fossil fuels to produce greenhouse gases which cause global warming. humans cut down trees which affects the amount of oxygen in different parts of the globe. greenhouse gases, like carbon dioxide, dissolve in oceans and prevent global warming.