Why are part of ecuador in the tropics cooler than parts of southern chile?

Asap will mark geography final plz ! what are the benefits of international aid? (give me the right evidence )

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.

Less developed nations have low literacy rates. true or false