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heat
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How heat transfers from one object to another
For Students
heat summary
Quizzes
Electric power lines against sunset (grid, power, wires, electrical, electricity)
Energy & Fossil Fuels
Italian physicist Guglielmo Marconi at work in the wireless room of his yacht Electra, c. 1920.
All About Physics Quiz
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Muscle injury. Man with sprain thigh muscles. Athlete in sports shorts clutching his thigh muscles after pulling or straining them while jogging on the beach.
Why Does Heat Relax Your Muscles?
Discover
Scottish fold cat. A genetic mutation caused (in the original cat-1961) the ears to bend forward and down.
Shorthair Cat Breeds
Facsimile of one of William Henry Ireland's forgeries, a primitive self-portrait of William Shakespeare(tinted engraving). Published for Samuel Ireland, Norfolk Street, Strand, December 1, 1795. (W.H. Ireland, forgery)
The Time a Law Clerk Successfully Forged a New Shakespeare Play to Impress His Dad
Panama Canal infographic
Timeline and Map of the Panama Canal
Coriander leaves, fresh green cilantro on wooden background, herbs
Why Does Cilantro Taste Like Soap to Some People?
Nativity Scene, Adoration of the Magi, Church of the Birth of the Virgin Mary, Montenegro
Why Is Christmas in December?
Four year old boy with grandfather and father lighting Hanukkah menorah. Photo taken on: December 21st, 2009
Which Is Correct: Hanukkah or Chanukah?
Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics
10 Best Hockey Players of All Time

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News •

Heat and high temperatures may be result of diminishing cloud cover: study • Dec. 6, 2024, 4:56 AM ET (NBC)
Jimmy Butler scores season-high 33, Miami Heat hold off Dallas Mavericks 123-118 in OT • Nov. 24, 2024, 3:06 PM ET (CBS)

heat, energy that is transferred from one body to another as the result of a difference in temperature. If two bodies at different temperatures are brought together, energy is transferred—i.e., heat flows—from the hotter body to the colder. The effect of this transfer of energy usually, but not always, is an increase in the temperature of the colder body and a decrease in the temperature of the hotter body. A substance may absorb heat without an increase in temperature by changing from one physical state (or phase) to another, as from a solid to a liquid (melting), from a solid ...(100 of 1065 words)

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