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A 7.1-kg block of aluminum is heated from 30°C to 60°C at atmospheric pressure.
(a) Find the work done by the aluminum.
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(b) Find the amount of energy transferred to it by heat.
(c) Find the increase in its internal energy.
You are traveling on an airplane. The velocity of the plane with respect to the air is 130 m/s due east. What is the Velocity with respect to the ground
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