<span>The old faithful geyser found in Yellowstone park is an example of a hot spring.
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Answer is 1/4 of the atoms
at 0 years it would be the full amount (X)
at 10 million years you have half: X/2
at 20 million years you have 1/4 because: (X/2)/2 will equal 1/4
We consume about 24% of the world's energy
The statement that is true is underground water is still important in shaping landforms although underground water has little effect in erosion. Therefore, the correct option is option b.
<h3>What is underground water?</h3>
Underground water, or simply known as groundwater, is the water that is present beneath the Earth's surface in the fractures of rock formations and in rock and soil pore spaces. About thirty percent of all readily available freshwater in the world is underground water. When a unit of rock or an unconsolidated deposit can yield a usable quantity of water, it is called an aquifer.
Underground water is recharged from the surface; Naturally it may discharge from the surface at seeps and springs, and it can form oases or wetlands.
Learn more about underground water here: brainly.com/question/9617
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