Answer:
![\huge\boxed{\sf Hen's \ Egg}](https://tex.z-dn.net/?f=%5Chuge%5Cboxed%7B%5Csf%20Hen%27s%20%5C%20Egg%7D)
Explanation:
Seen with an unaided eye means that is visible to the naked eye.
So,
Hen's Egg can be seen with an unaided eye.
However, Red Blood Cells (RBCs) and Sperm cells need a microscope for them to be seen!
![\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Crule%5B225%5D%7B225%7D%7B2%7D)
Hope this helped!
<h3>~AnonymousHelper1807</h3>
YA
Explanation:
THIS IS NICE FROM YOU THANKS FOR 5 POINTS
Velocity means [ (speed) and (direction) ].
If you're traveling around a curve, then your direction is
always changing. So your velocity is always changing,
even if your speed isn't.
Answer:
The horizontal forces (Cols 2 & 3) balance for W and Y.
The vertical forces (Cols 1 & 4) also balance for W and Y.
This is not true for either X (unbalanced horizontal forces) or
Z (also unbalnced horizontal forces)