How are weathering, deposition, erosion related to each other

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below. resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

What did hunter gathers do to alter the environment?

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