Respuesta :
The steps of research follow the sequence as
a) make an observation
b) Propose a hypothesis for the observation made
c) Prediction of the correctness of hypothesis
d) Perform experiment
e) conclude the problem
So answer is
i) record data from the investigation in graphs and charts.
ii) form a hypothesis to predict the outcome of the investigation.
iii) analyze the data that results from the investigation
iv) communicate the results of the investigation with the teacher.