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

What prevents odyssey from killing the sleeping cyclops

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells