Question

The _____ method uses independent and dependent variables to reveal cause-and-effect relationships.a) descriptiveb) correlationalc) experimentald) observational

Answer 1

Answer: Experimental

Explanation:

The method used to inquiry in science is by making use of an experiment. The key features in the experiment are controlled over variables, carefully measured , and establish cause and effect relationships.

An experiment is an investigation in which a hypothesis is scientifically tested. In an experiment, an independent variable (the cause) is manipulated and the dependent variable (the effect) is measured; any extraneous variables are controlled.