An Object Moving on the X Axis with a Constant

question 44

Multiple Choice

An object moving on the x axis with a constant acceleration increases its x coordinate by 80 m in a time of 5.0 s and has a velocity of +20 m/s at the end of this time.Determine the acceleration of the object during this motion.

• A)-1.6 m/s²
• B)+6.4 m/s²
• C)+1.6 m/s²
• D)-2.0 m/s²
• E)-6.4 m/s²

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Definitions:

Sleep

A naturally recurring state of mind and body characterized by altered consciousness, relatively inhibited sensory activity, reduced muscle activity, and inhibition of nearly all voluntary muscles during rapid eye movement (REM) stages.

EEG

A medical test, also known as an electroencephalogram, which measures the electrical activity of the brain.

Amplitude

In physics, the maximum extent of a vibration or oscillation, measured from the position of equilibrium.

Brainwaves

Electrical impulses in the brain, measured by EEG, that reflect the brain's activity levels and states of arousal, including delta, theta, alpha, beta, and gamma waves.