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As shown in the figure, a 4.0-kg block is moving at 5.0 m/s along a horizontal frictionless surface toward an ideal spring that is attached to a wall. After the block collides with the spring, the spring is compressed a maximum distance of 0.68 m. What is the speed of the block when the spring is compressed to only one-half of the maximum distance?
Dim Light
A low-intensity illumination that provides a subdued or soft light environment, often creating a calming or romantic atmosphere.
Colour Vision
The skill of the visual system in identifying objects according to the light wavelengths they emit, reflect, or allow to pass.
Pupil
The pupil is the adjustable opening in the center of the iris of the eye, through which light enters and is focused on the retina.
Iris
The colored ring of muscle around the pupil of the eye, responsible for controlling the size of the pupil and thus the amount of light reaching the retina.
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