A Particle Confined to Motion Along the X Axis Moves

question 28

Multiple Choice

A particle confined to motion along the x axis moves with constant acceleration from x = 2.0 m to x = 8.0 m during a 2.5-s time interval. The velocity of the particle at x = 8.0 m is 2.8 m/s. What is the acceleration during this time interval?

• A) 0.48 m/s²
• B) 0.32 m/s²
• C) 0.64 m/s²
• D) 0.80 m/s²
• E) 0.57 m/s²

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Definitions:

Standard Deviation

is a statistical measure that quantifies the amount of variation or dispersion of a set of values around the mean (average) value.

Standard Score

A score that has been transformed to fit a given mean and standard deviation, facilitating the comparison across different tests or assessment measures.

Internal Consistency Reliability

A measure of the extent to which items on a test measure the same construct or characteristic.

Ratio Scale

A scale of measurement that has a meaningful zero point and equal intervals and thus can be manipulated by all mathematical principles.