1. Feature _ is an ocean trench. 2. Feature _ is undergoing subduction.
3. Feature _ is part of the continental crust. 4. Feature _ is part of the mantle.
5. Feature _ is part of the oceanic crust.

Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals

Iwill mark which of these statements best describes how nasa's kennedy space center benefits florida? it improve the average income of people. it encourages the use of science for entertainment. it produce more astronauts and space scientists in florida. it encourages people in florida to use space technology in homes.

Why do the circulatory systems of land vertebrates have separate circuits to the lungs and to the rest of the body?