Not in all subjects, because in some subjects, you'll need to have an exact answer. You can make a hypothesis in science, not in math or social studies.
what kind
I have the definition if this helps: A statement based on what you already know about a subject Good luck :D
yes it is necessary for every research project to have a set of hypothesis
A correct or good hypothesis includes if then and because. A hypothesis must be a possible answer and must be testable
Experimentation is a good way to test a hypothesis.
a good hypothesis for childhood obesity
You may form a hypothesis about an every day event.
So a good hypothesis needs to be about the problem (obviously). You state a good hypothesis in this form: "If... then..." for example if There was a project on watering plants, a good hypothesis would be, " if i give every plant an equal amount of water, then the fern will grow the fastest." :)
All subjects
a hypothesis an expirement ...
When we've proven that the hypothesis is false !
What was the main hypothesisof the study