Which of the following is not a fossil a. outline of fern found in rock b. petrified wood in the dessert c. baby mammoth found in a glacier d. old stone tools found in a cav

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !

Match the description of each organism to the appropriate category

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic