fats
During low-intensity activity, the major fuel used is fat. This differs from high-intensity activity, where the major fuel used is carbohydrates.
hot objects, i.e. incandescencereemission of absorbed light, i.e. fluorescence (immediate), phosphorescence (delayed)relaxation of excited electrons to lower energy levels in atoms, e.g. LEDs, neon lightstriboluminescenceetc.
Heat, light, radiation,
A major result of prohibition during the 20s was an increase in gang activity.
It is the sun.
gang activity .
depression
Coal .
These elements are transported by rivers to the sea. Another source is the volcanic activity.
Sun is the source of heat and light energy. It provides energy on earth's surface.
It was a major producer of sugar.
Pleistocene epoch and the Holocene epoch.