The Indus and Gange River Valleys - Questions

1. The valleys were rather dry, surrounded by plateaus. The monsoon seasons brought strong winds and precipitation in summer. 

2. Mohenjo Daro was made out of bricks to survive through harsh weather. It also had canals to let the water during summer monsoons flow out and not flood the city. 

3. The Aryans were a people that came to India from the north. They managed to conquer the land thanks to their fast charriots which were superior to soldiers on foot.