Question: For this photo, the camera s shutter was open for 1 / 4 0 of a second. The two crosswalk stripes are 1 0 ft

For this photo, the cameras shutter was open for 1/40 of a second. The two crosswalk stripes are 10 ft apart.
a. Visually estimate how far the car moved while the shutter was open. Then use ratios to estimate the cars
speed (in ft/sec).

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