The constant variable is the math problems, the dependent variable is the calculators, and the independent variables are the students
Since the volume of both the lead and the sand is 1.0-cm3, the exactly 1.0-cm3 of water is displaced in both cases.
<h3>How does the volumes compare?</h3>
The commonest way to measure the volume of a substance is by the displacement method. In this method, the substance is added into water and the volume of the water displaced is measured.
Let us note that the volume of water displaced is equal to the volume of the object. Since the volume of both the lead and the sand is 1.0-cm3, the exactly 1.0-cm3 of water is displaced in both cases.
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Methane is the primary component of natural gas and is used to produce heat and electricity around the world.
I believe the answer would be B