List three advantages and disadvantages of using solar
energy, wind energy, and hydroelectric energy.

When analyzing tree rings, what do scientists assume a thin ring indicates?

Discuss the functions of epithelial connective nerviud and muscular tissues

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point