River in flood

This task is about looking carefully and thinking about the things you notice.
Here are some photos of the Buller River.
normal Buller river
flooded Buller river

Question 1Change answer

a)  How can you tell both photos were taken at the same place?
     Put your ideas in the box below.

Question 2Change answer

b) How can you tell the photos were taken at different times? 
     Put your ideas in the box below:

Question 1Change answer

c)  Some students were looking carefully at the second photo.
     Hana said "Wow! It must have rained a lot in the mountains."
 
     What has Hana noticed to make her say that?