Sea Glass Is Made From Glass Objects That Were Disgarded Into The Ocean Many Years Ago And Have Spent Their Time Tumbling Against The Waves And Sand. Since Sea Glass/Beach Glass Is Made From Glass, It Does Not Float.
A glass of water would sink considering how heavy it is. but if it is plastic it will just float on the top like a ice berg.
If the glass (real glass) is empty and placed in the water upright, it...
[I've heard this question asked as a kind of a twisted riddle, the answer to which is, "A drowning person": When a person is first in the water, they have air in their lungs and will float. As they...