Explanation:
The final velocity of the bale have vertical and horizontal components. So, we have:
According to conservation of energy:
Since the plane is flying due east, we have . Replacing in (1):
Now, we calculate the momentum of the bale:
From pythagoras theorem we know that:
There is no work because there is no displacement
answer: 0
The list of choices that you provided suggests profound silence, which is not too popular among scientists.
Best way is to study, pay attention in class. Something i have found very helpful is take notes. Writing things down is a very good way to remember content.
Answer:
4.6 billion years ago the earth was made of gas and dust that was orbiting the newly forming Sun.
Explanation: