1 observation (doubtful and problems happened)
2 problem clearly
3 hypothesis is supposedly the answer to the problem rationally.
4. Design experiment and experiment according to the hypothesis
.5 conclusion after analyzing the correlation of the experimental results reasonably.
will see scientific method has 5 step.
notice. Identify the problem --- --- the experimental hypothesis - -
.In these stages must have. "Research and data collection." always
.