A Stone Is Held at a Height H Above the Ground.A

question 44

Multiple Choice

A stone is held at a height h above the ground.A second stone with four times the mass of the first one is held at the same height.The gravitational potential energy of the second stone-Earth system compared to that of the first stone-Earth system is

• A)one-fourth as much.
• B)one-half as much.
• C)twice as much.
• D)four times as much.
• E)the same.

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Definitions:

Correlational Approach

A research method used to explore the relationship between two or more variables, without determining cause and effect.

Quasi-experimental

A research design that resembles an experimental design but does not include random assignment of participants to conditions or orders of conditions.

Correlational Studies

Research methods that examine the relationship between two or more variables to determine if a change in one variable is associated with a change in another.

Cause-and-Effect Conclusions

Reasoning that establishes a relationship between actions or events such that one or more are the result of the other or others; a fundamental principle in establishing scientific proof.