Which statement accurately describes what happens when ice melts in terms of energy? (i think d or a) a. the ice releases energy which causes the water molecules to have less kinetic and potential energy, changing their configuration from solid to liquid. b. the ice releases energy which causes chemical bonds to break, changing the ice to water. c. the ice absorbs energy which causes chemical bonds to break, changing ice to water. d. the ice absorbs energy which causes the water molecules to have more kinetic and potential energy, changing their configuration from a solid to a liquid.

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?