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Energy and Matter

Chapter 2 Section 4 Physical Science

kinetic energy The energy of matter in motion.
potential energy the energy an object has because of its position.
chemical energy The internal energy stored in the chemical bonds between atoms.
electromagnetic energy A form of energy that travels through space as waves.
electrical energy The energy of electrically charged particles moving from one place to another
electrode A metal strip that conducts electricity.
Where is chemical energy stored? In the chemical bonds between atoms.
What type of energy transformation occurs during photosynthesis? Electromagnetic energy to chemical energy.
What are six forms of energy related to changes in matter? Kinetic, potential, chemical, electromagnetic, electrical, and thermal.
Which form of energy is represented by a book lying on a desk? Potential energy
Which form of energy is represented by a book falling of a desk? Kinetic energy.
What happens to energy when matter undergoes a chemical or physical change? Energy often changes form
What happens to chemical energy during a chemical change? Chemical energy is changed to other forms of energy.
What are the two main forms of energy given off when paper burns, and where does the energy come from? Chemical energy stored in the paper is transformed and released as electromagnetic energy and thermal energy.
Created by: Tom Radeke