Author Question: Heat energy will spontaneously always flow in the direction of ________. a. a higher temperature ... (Read 106 times)

abern · **on:** Jul 28, 2018

Heat energy will spontaneously always flow in the direction of ________.
a. a higher temperature
b. a lower temperature
c. up, since heat rises
d. a smaller heat capacity

Question 2

A 0.20-km wide river has a uniform flow speed of 4.0 m/s toward the east. It takes 20 s for a boat to cross the river to a point directly north of its departure point on the south bank. In what direction must the boat be pointed in order to accomplish this?
a. 23 west of north
b. 20 west of north
c. 24 west of north
d. 22 west of north
e. 17 west of north