11.   Heat also causes proteins in the flour, eggs and milk to solidify.

12.   Heat caused the mercury to expand and travel up the tube.

13.   Heat causes bronze, the primary material in the structure, to expand.

14.   Heat causes materials, like wood, candle wax or fabrics, to release gases, which then fuel the fire in the presence of oxygen.

15.   Heat may cause plastic parts to melt.

16.   High heat will cause cheddar, and many other kinds of cheese, to seize up and become stringy or tough.

17.   In some parts, the ground itself is burning as the heat has caused peat bogs to spontaneously catch fire.

18.   Like the ocean, magma has currents, which are caused by heat rising from the hot center of the Earth.

19.   More heat causes more evaporation and more rising hot air, meaning more storms.

20.   One such system would essentially consist of a blowtorch lowered into the well, where its heat would cause the rock to fracture and pulverize.