Here are some milestones in the development of technology used by geographers. Put them in the order in which they appeared in history.
Aerial
photography
Astrolabe
Scale maps
Compass

Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

¿cual es mas alta en baja california,la migracion o la inmigracion?

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.