Use Table A-19 for this question. Three solid blocks of different materials are at rest at the same temperature of 300K and have the same mass of 2 kg. Block 1 is made of copper, block 2 is of steel, and block 3 is of granite. Calculate how much their energy should be changed to increase their temperature to 400K. Enter answers in kJ with the right sign. Do not round your answers. 1. The change of energy of the copper block 2. The change of energy of the steel block 3. The change of energy of the granite block