While location is about how to find some thing is about

The yellow river is also known as the huang he river? true or false

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .