<h3><u>Answer;</u></h3>
- Heat is produced
- Light is produced
- Bubbles appear
<h3><u>Explanation;</u></h3>
- Chemical reactions involve the chemical interaction of two or more chemical substances, result in a new substance being formed, and are usually irreversible.
- The signs of chemical reactions include gas formation, energy release in the form of light or flame, heat absorption, precipitate formation, and color change.
Answer:
hagcsgdufgeuwuwgsgwhajisydcbeek
Explanation:
edowooooooww
Friction stole the book's kinetic energy, and turned it into heat energy ... which blew away in the breeze.
A front is a narrow region between two air masses of different densities.