C'mon know your memes.
The mitochondria is the powerhouse of the cell.
The main differences are that eukaryotes have membrane-bound organelles and the nucleus, which enables them to create much more complex multi-cellular organisms, which is impossible for the prokaryotes.
Explanation:
K.E = 1/2mv²
1/2 x 7.26 x 7.5²= 204.19j