Describe how erosion wears down earth's surface

The inverse of a conditional statement is if a number us negative then it has a negative cube root ehat is the contrapositive of the original conditional statement

How will globalization most likely affect language around the world? no new languages will be created. nations will adopt a universal language. more languages will become extinct. english will become less prevalent. languages will grow more isolated and distinct.

When you start from a given set of rules and conditions and determine what must be true you are using blank reasoning