If one object is hot and another one cold, thermal energy a. will move from the cold object to the hot one b. will move from the hot object to the cold one c. will move back and forth between the hot and cold objects d. will not move at all

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.