If $4 \mathrm {~J}$ Of Work Are Needed to Stretch a Spring From

question 12

Multiple Choice

If $4 \mathrm {~J}$ of work are needed to stretch a spring from $10 \mathrm {~cm}$ to $12 \mathrm {~cm}$ and another $20 \mathrm {~J}$ are needed to stretch it from $12 \mathrm {~cm}$ to $14 \mathrm {~cm}$ , what is the natural length of the spring? Round the answer to nearest integer.

• A) \(12 \mathrm {~cm}\)
• B) \(8 \mathrm {~cm}\)
• C) \(13 \mathrm {~cm}\)
• D) \(11 \mathrm {~cm}\)
• E) \(10 \mathrm {~cm}\)

---

Definitions:

Nominal Scale

A level of measurement used for data that can be categorized but not logically ordered, involving labels or names without inherent numerical value.

Variables

Variables are elements or factors that can change and affect the outcome of scientific experiments or research studies.

Regression Equation

A statistical method used to predict the value of a dependent variable based on one or more independent variables.

Known Score

A score or result that is established or confirmed prior to experimentation or analysis.