Experimental studies manipulate factors to determine their effects.
An experimental study involves manipulating one variable (called an independent variable) to determine its effect on another variable (a dependent variable). An example of a manipulated variable (independent variable) can be hours of sleep, and the dependent variable (resulting variable) can be speed of reflexes. Hours of sleep (independent variable) can be manipulated (increased or decreased) to see the result it has on speed of reflexes (outcome or dependent variable).
The answer to the statement is true for chronological age is
a way of measuring the age of a person in which applies the changes that
happens to one’s self such as physiological changes. This is useful for test
such as psychological test.
The Supremacy Clause of the United States Constitution (Article VI, Clause 2) declares that the Constitution, federal legislation adopted in accordance with it, and treaties signed in accordance with its authority are the "supreme Law of the Land" and supersede any conflicting state laws.
It stipulates that state constitutions are subordinate to the supreme law and that state courts must abide by it.
Thus, Option A is correct.
<h3>Why did the Supremacy Clause come into being?</h3>
The provision gave the Supreme Court the power to support the creation of a robust federal government. The U.S. Constitution's Supremacy Clause was added because the Articles of Confederation did not have one. According to the Articles, state laws could not and did not take precedence over federal legislation.
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Heliocentric Model, with the heliocentric model by Nicolaus Copernicud in the 16th century the sun was believed to be the center of the universe with the planets and stars orbiting it
