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Heat Crossword #1

Horizontales
a device that harnesses radiant energy from the Sun and converts it into a more useful form of energy
a force produced when objects rub against each other
energy contained below Earth’s surface
rock formed from magma that has cooled and solidified
the balance between the energy lost by Earth into space and the energy gained by solar radiation trapped by Earth’s atmosphere
the transfer of energy from the particles of a warmer object to the particles of a cooler object
the transfer of thermal energy through a substance, or between substances in contact, by the collision of particles
gases such as water vapour, carbon dioxide, methane, and nitrous oxides that trap energy in Earth’s atmosphere
an increase in Earth’s global temperature due to changes in the atmosphere that enhance the greenhouse effect
Verticales
a source of energy that has been widely used for many years
concentrated sources of chemical energy such as coal, oil (petroleum), and natural gas that were formed deep in Earth’s structure over millions of years from decayed and compressed plant material
a source of energy that is not as common as conventional sources. These energy sources tend to be renewable and have few negative impacts on the environment
a rise in temperature resulting from certain gases in the lower atmosphere trapping radiant energy and warming Earth’s surface
energy that all moving objects possess; a particle has more of this energy when moving faster and less of this energy when moving slower
a liquid fuel, such as ethanol, produced from plant or animal material
the transfer of thermal energy from one part of a fluid to another by a circulating current of faster-moving and slower-moving particles