Where does the heat energy for geothermal energy resources come from?
singleAnswer
original formation of the planet and from radioactive decay
Geothermal energy
Where does the heat energy for geothermal energy resources come from?
Geothermal energy Energy in Iceland Geothermal power Renewable energy Geothermal heat pump Geothermal heating Geothermal energy in the United States Sustainable energy Heat pump Energy
<b>Geothermal energy</b> is <b>thermal energy</b> generated and stored in the Earth. <b>Thermal</b> 
<b>energy</b> is the ... Because geothermal power <b>does</b> not rely on variable <b>sources</b> of 
energy, unlike, for example, wind or solar, its capacity factor can be quite large ... 
<b>Geothermal energy comes</b> in either vapor-dominated or liquid-dominated forms. The first use of <b>geothermal energy</b> for <b>heating did</b> not <b>come</b> until ... <b>energy</b> used 
in Iceland <b>comes from</b> geothermal <b>sources</b>. Electricity generation requires high-temperature <b>resources</b> that can only <b>come</b> 
<b>from</b> deep ... This approach is called hot dry rock <b>geothermal energy</b> in Europe, ... 
This <b>does</b> not include non-electric <b>heat</b> recovered by&nbsp;... Included in the definition is electricity and <b>heat</b> generated from solar, wind, ocean
, hydropower, biomass, <b>geothermal resources</b>, and biofuels and hydrogen&nbsp;... A <b>geothermal heat</b> pump (GHP) or ground <b>source heat</b> pump (GSHP) is a central 
<b>heating</b> ... Ground <b>source heat</b> pumps (GSHPs) are among the most <b>energy</b>-
efficient ... as describing hot rocks, volcanic activity or <b>heat derived from</b> deep 
within the ... Contrary to water-<b>source geothermal</b> systems, direct exchange 
systems <b>do</b>&nbsp;... Geothermal <b>heating</b> is the direct use of <b>geothermal energy</b> for some <b>heating</b> 
applications. ... Alternatively, the <b>heat</b> may <b>come from</b> waste <b>heat</b> supplied by co-
generation from a ... Ground <b>source heat</b> pumps (GSHPs) are not geothermal, i.e. 
there is no ... rather than delivering it to the hot outside air as an air conditioner 
<b>does</b>. <b>Geothermal energy</b> in the United States was first used for electric power 
production in 1960. ... Environmental impact of this <b>energy source</b> includes 
hydrogen sulfide ... the benefits of geothermal power for residential and industrial 
<b>heating</b>. Biomass is biological material <b>derived from</b> living, or recently living organisms. As 
an <b>energy source</b>, biomass can either be burned to produce <b>heat</b> and to&nbsp;... A heat pump is a device that transfers <b>heat energy</b> from a <b>source</b> of heat to what 
is called a ... <b>Geothermal</b> heat pumps or ground-<b>source</b> heat pumps use shallow 
... <b>energy</b>, while a heat pump under conditions where its COP is 3 or 4 <b>would</b> 
require ... Improving COP to high numbers <b>comes</b> at a price that is quickly not 
worth it. In physics, <b>energy</b> is the quantitative property that must be transferred to an 
object in order to ... For example, after <b>heating</b> an object, its increase in <b>energy</b> 
could be ... it gets from <b>energy resources</b> such as fossil fuels, nuclear fuel, or 
renewable <b>energy</b>. ... In the center-of-mass reference frame, the bat <b>does</b> no work 
on the ball.
from radioactive decay of materials
Geothermal energy