What are the three elements of Hans Selye's general adaptation syndrome?

The specific heat of silver is 0.057 calories/gram°c. if 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°c, how many calories of heat energy were absorbed by the sample?

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

Ahydroelectric plant takes energy from water and turns it into electrical energy. what are the transformations of energy in the water molecules that are used in the process of generating electricity this way?