X
Hot air rises = it's less dense than cold air = falls
Answer:
That when you leave the ice setting without foil, it melts slower. When you put the piece of ice in the foil it melts faster than just letting it set without foil. I really hope this helps.
Explanation:

<h2>Speed = Distance/Time</h2>
If a train travelled 500 meters in 25 seconds then,
Speed = 500m/25sec
<h2>
→ 20 m/sec</h2>

Liquids are ideally incompressible, so their volume barely changes. They also adapt to whichever shape.
<span>liquid</span>