Answer:
The center of the Milky Way most likely contains a supermassive black hole.
Explanation:
Because it is an eleptical galaxy, it has a little rotation to it but not enough to flatten out so the center will contain a supermassive black hole.
Water is a slow conductor of heat. Land absorbs heat quicker, so the sand next to the lake will heat up quicker than water.
As we know that acceleration is given as

here we know that



now we will have


so acceleration will be 3 m/s^2