f Figure (a) shows an 𝑥-𝑡 graph, which point has the largest instantaneous velocity (A or B or C)? (2) If Figure (a) shows a 𝑣-𝑡 graph, which point has the smallest instantaneous velocity (A or B or C)? (3) If Figure (a) shows a 𝑣-𝑡 graph, which point has the largest instantaneous acceleration (A or B or C)?

Do the entropies of the objects in the following processes increaseor decrease?

a) ice melts
increases or decreases
b) water vapor condenses
increases or decreases
c) water is heated on a stove
increases or decreases
d) food is cooled in a refrigerator
increases or decreases