Afossil found under a layer of rock is usually

older than the rock

made from a different type of rock

evolved from the rock

younger than the rock

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

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his 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

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geological equipment to analyze the composition of rock?