Question: A car whose mass is 4.85 Ã 103 lb is traveling at a speed of 57 miles per hour. What is the kinetic energy of

A car whose mass is 4.85 Ã— 103 lb is traveling at a speed of 57 miles per hour. What is the kinetic energy of the car in joules? in calories? See Table 1.4 for conversion factors.

TABLE 1.4 Relationships of Some U.S. and Metric Units Length Iin-254 cm fexact) 1 yd = 0.9144 m (exact) I mi 1.609 km 1 mi 5280 ft (exact) Volume Mass 1 lb 0.4536 kg 1 lb 1 oz = 28.35 g 1 qt = 0.9464 L 4 qt = 1 gal (exact) 16 oz (exact)

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