Answer:
Sound Waves travel fastest through the Solid medium which is why Option 1 would be correct!
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Answer: A
Explanation: All living organisims use energy
They are the same because if u simplify both fractions they are both 1/4
Answer:
Permafrost areas have very cold air temperatures, thin topsoil, and most water is frozen during the winter. ... Tundra is found at high latitudes and at high altitudes, where the permafrost has a very thin active layer. The active layer of tundra is too thin for trees to grow, because it cannot support a tree's roots.
