Astudent is applying the scientific method to a study of the effect of temperature on plant growth. each day he writes down the temperature and plant height measurements in a table in his laboratory notebook. which step of the scientific method does this describe?

The step of the scientific method being described in the example is collecting and observing the data. This is an important part of the experiment, as it is going to be the basis of the analysis and conclusion. This is where the actual application of the hypothesis is going to reflect on. The data noted by the observer should be accurate and genuine.