What energy source is earth using primarily for its internal heat?

Diffetences btn oceanic trench & mid oceanic ridges

Which of the following methods of extraction is the most damaging to the environment? a. surface mining b. subsurface mining c. placer mining d. none of the above

The first law of thermodynamics states that energy can't be created or destroyed. If people can't create energy, where do we get energy to do work?

Tornadoes can reach speeds of up to 300 miles per hour A true B false

What are important thing that are made by minerals?

Where does most of the water vapor in the atmosphere originate? plants oceans glaciers snowfields

Which season has the least amount of rain in the northern latitudes

I need to find the perimeter of a triangle with the left and right angles being 45 and the top angle being 90. The bisector is 7". what is the perimeter?

What are some ways humans use resource partitioning? Starting with this example in animals: Resource partitioning is the process that organisms coexist in competition by either using different resources (small vs.

Can you list the continents from largest to smallest in population.?