I need answers 1-20 so I can double-check my answers i ned the correct answers
here are my answers:
1a
2rivers
3they get it from the ocean
4idk
5true
6 false
7it can cause intestinal damage and burn you alive
8idk
9it is to clear
10idk
12filtration
13true
14skip
15algey
16b
17a
18c
19b
20water pressure