According to Newton's First Law

question 327

Multiple Choice

According to Newton's first law,

• A) if no net force is acting on an object, then both the object's speed and direction of travel will be constant.
• B) the larger the rate of change of speed of an object, the larger the force acting upon the object.
• C) an applied force always causes a change in the speed of an object.
• D) an applied force always causes a change in the direction of travel of an object.

---

Definitions:

Null Hypothesis

A default hypothesis that there is no significant difference or relationship between specified populations or phenomena, used as a starting point for statistical testing.

Incorrect Decision

A decision based on data analysis or hypothesis testing that incorrectly accepts the null hypothesis or wrongly rejects it, leading to a Type I or Type II error.

Type II Error

The error that occurs when a statistical test fails to reject a false null hypothesis; also known as a "false negative."

True Null Hypothesis

The assumption or premise that there is no effect, difference, or relationship between the variables being studied, which might be rejected or not rejected based on statistical analysis.