Answer:
The journey the tribes were forced to embark on was nothing short of a disaster. Poor weather, disease, disorganization and famine plagued the tribes traveling to their new land. During the winter on the trail it is said that the weather was unbearable cold, which caused many difficulties for the tribes.
A hypothesis must be testable in order to be termed a scientific hypothesis.
A hypothesis is almost a theory in that it needs to be tested in order to become a true scientific hypothesis. These tests have to be the same every time, meaning that the hypothesis has to yield the same results each time it is tested.
If you could send me a link or a picture of the lesson, I could help with the quotes