Answer:
1.03 m/s
Explanation:
I'm too lazy to write the explanation down but my teacher graded this and it was right
The amount of fluid displaced by a submerged object depends on its volume.
Answer:
Yes cause he walks 6.7 miles
Answer:
The curl is 
Explanation:
Given the vector function

We can calculate the curl using the definition

Thus for the exercise we will have

So we will get

Working with the partial derivatives we get the curl

the answer is the third one down