Which of the following objects has the most potential energy?
A A ball sitting on a table.
B A ball resting on the ground.
C A ball sitting on a mountaintop.
D A ball that's been thrown into the air

What is the relationship between surface winds in the northern and southern hemisphere?

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

After graduating from college with a degree in education, matt found a teaching jobin saudi arabia. he figured that a teaching job in the middle east would be the same as a teaching job in the united states. while there were similarities between american and saudi schools, matt was unprepared for the differences between the two cultures. on the first day, a number of his students arrived later than the class's designated 10 a.m. starting time. later, during a break, he noted that his students seemed to stand closely to each other and to him when they spoke. after class, a confused matt asked the american director of the teaching program about these observations. that's why it's always important to do your homework! the director responded with a laugh. what is the possible explanation that director could gave him?