A child is playing at the beach on a sunny day. She takes her shoes and socks off and runs around in bare feet. As the sun shines on the beach, the sand gets warmer.

As the sand gets warmer, what happens to the amount of energy the sand has?

  1. The amount of energy the sand has decreases as it gets warmer.
  2. The amount of energy the sand has increases as it gets warmer.
  3. Sand has the same amount of energy no matter how warm it is.
  4. Sand does not have energy.

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