Units & Conversionshard
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A baseball has a mass of 5.125 ounces5.125 \text{ ounces}. If it is thrown with a velocity of 95.0 miles per hour95.0 \text{ miles per hour}, calculate its kinetic energy in Joules. (Take 1 ounce28.3495 g1 \text{ ounce} \approx 28.3495 \text{ g}, 1 mph0.44704 m/s1 \text{ mph} \approx 0.44704 \text{ m/s}, and Ek=12mv2E_k = \frac{1}{2}mv^2)