Why does hotwater inside a thermo flask continues to be hot when you leave it.?

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Why does hotwater inside a thermo flask continues to be hot when you leave it.?

Please answer.

2006-07-27 21:21:46 · 4 answers · asked by lily ong 1 in Social Science ➔ Other - Social Science

4 answers

The thermos is made of a container inside of a container. They are separated by a space filled with air. That are acts as insulation. That is what keeps your water hot.

2006-07-27 21:27:46 · answer #1 · answered by Vonnie Dee 3 · 0⤊ 0⤋

Thermo flask contain vacant, an vacant are bad conductor for heat, so it can contains heat.

2006-07-27 21:39:06 · answer #2 · answered by Tan D 7 · 0⤊ 0⤋

there is a heater in the thermo.

2006-07-27 23:20:16 · answer #3 · answered by margie38us j 3 · 0⤊ 0⤋

because it is insulated.

2006-07-27 21:26:26 · answer #4 · answered by King Midas 6 · 0⤊ 0⤋