When a bimetallic bar made of copper and iron strips is heated, the bar bends toward the iron strip. the reason for this is?

Geothermal energy for industrial use is available almost anywhere. a.true b.false

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .