Heat within the earth moves slowly up toward the surface. What is the primary mechanism of heat transfer?
What will be an ideal response?
convection of hot, low-density material upwards
You might also like to view...
The African continent is characterized by all except
A. There are deserts in the north and south B. There are elevations in the east reaching up to 19,000 ft. C. There are very few major rivers due to the aridity of the region D. There are extensive plateau surfaces
Which of these minerals would be the main component in the cement slab in your house?
A. gypsum B. calcite C. quartz D. hematite E. clay minerals
Why is storm-water runoff or drain runoff a significant contributor to non-point source pollution?
What will be an ideal response?
Almost half of the world's people speak languages belonging to the ____________ language family.
a. Indo European b. Sino-Tibetan c. Austronesian d. Trans-New Guinea e. Afro-Asiatic-Indo-European