What kind of weathering is flakes of bricks?

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.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What material did the moon come from?