Can you please help me select the correct answers.

4. \\ cube (equal length sides) of 10 kg mass rests (in a table. \\V'hich ofthe following statements must be true? 3 (a) 11' the density ol'the cube is doubled without changing the length nfany side, the pres sure exerted (in the table will increase. 3 (1)) ll' the volume of the cube is doubled while still maintaining a cube shape, and the mass ofthe cube is not changed, the pressure exerted on the table will increase. 3 (c) If the mass of the cube is doubled while still maintaining a cube shape, and the density of the cube remains unchanged, the pressure exerted (in the table will increase. .4. ;\\ non-insulated container is in thermal equilibrium in a large bath of ice. Room temperature water and a hot piece of metal are placed together inside the container. Which of [he rollowmg statements must be true? (a) All the heat lost by the hot metal is absorbed by the room temperature water. E (b) Heat is being added to the water + metal system from the ice bath. [: (c) Heat is being lost to the ice bath from the water + metal system. i: (d) No heat leaves or enters the water + metal system. (c) The energy of the water + me ml system is conserved. ' . ' (f) All of the water will boil because the hot. metal is at a larger lml temperature