2. Form a Hypothesis Assuming that the rate of car ownership is similar in these cities, how would you
explain the relationship in Question 1?

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

What does natural resource management aim at ?

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?