The structural layers of the sun are shown in the cross-sectional diagram. which layer represents the photosphere? c d e f

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Explain how scientists use geologic time to determine the age of landforms.