What process provides the source or generates the thermal heat that leads to hotspots and melts the earth's crust?

hint: this is a review of he#1 & he#2 consider the definition of a hotspot. it is widely believed that hotspots form where the inner core makes contact with the mantle or lowermost asthenosphere.

select one:

a. radioactivity in the core

b. conduction in the lithosphere

c. convection in the asthenosphere

d. radiation from the sun

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

Which statements describe cultural influences? florida is bordered by water on three sides. french is spoken in parts of louisiana. forests are cleared to provide space for cattle grazing. male children are encouraged to attend the university. the longest river on the continent is located here. birthdays are celebrated on january 1st. per capita income of northern buckland is more than $100,000.

Ineed to draw a simple map of oil where can be found on the map.