Answer: Gunpowder
Explanation:
Gunpowder is made by mixing potassium nitrate with two fuels (atoms that can combine with oxygen atoms and release energy), carbon (charcoal) and sulfur. The oxygen atoms leave the nitrates and move onto the carbon and sulfur atoms, releasing a buttload of energy.
Answer:
Higher the frequency, the higher the energy
Explanation:
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Because it is made up of sodium, a metal, and carbon, a nonmetal.
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Answer: an invisible line around which an object rotates, or spins.
Explanation: //Give thanks(and or Brainliest) if helpful (≧▽≦)//
Hydrocarbons. They usually burn. In fact, I can't think of one that does not.