(heat energy) Therefore these ice melting units could also be called heat energy units, which is the next explanation for what a single square represents.
(ice; melting; units) (heat energy) Therefore these ice melting units could also be called heat energy units; is; the next explanation for what a single square represents) (a single square; represents; )
ice heat energy) Therefore these ice melting units could also be called heat energy units a single square
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the next explanation for what a single square represents