
1 cm on the map represents 10 km on the ground = 10 × 15 = 150 km.So,Then the normal length of the scale should be 15 cm.(150 km is a round number.)Then,15 cm × 60 km = 9000m².Therefore,60 km in map would be 9000m².
Continental drift is the idea that the continents move as time passes.
1.China
2.Yellow Sea
3.Himalayas
4.Gulf of Thailand
5.Beijing
6. Kazahstan
7. Siberia
8.Yangtze river
9.South China Sea
10.Philippine Sea
11.Sea of Japan (east sea)
This is hard but hopefully these are correct
Hope this helped :)
Have a great day
It limits families to one child, limits the population growth, the male/female ratio, and old age.