Who went to the galapagos islands and studied finches with different types of beaks?

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

The image below shows a weather service map. which details best describe this map? check all that apply

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.