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What happens to kinetic energy and potential energy in a closed system?
In a closed system, the total energy (kinetic + potential) remains constant, following the principle of conservation of energy. As kinetic energy increases, potential energy decreases, and vice versa. This continuous exchange between kinetic and potential energy allows the system to maintain a constant total energy.
What is the change of energy called as it moves between kinetic energy and potential energy and back again?
The change of energy as it moves between kinetic and potential energy is called mechanical energy. This occurs in systems where the total mechanical energy (kinetic + potential) remains constant, such as in the case of an object in free fall or a swinging pendulum.
What happens to an object's potential energy as it gains kinetic energy?
As an object gains kinetic energy (movement), its potential energy decreases. This is because the energy is being converted from potential energy to kinetic energy. The total mechanical energy of the object (kinetic energy + potential energy) remains constant if no external forces are acting on the object.
What is the mathematical relationship that explains potential energy?
For example, for gravitational potential energy, the relationship is: PE = weight x height Or the equivalent: PE = mass x gravity x height
What quantity is the sum of the kinetic energy and all forms of potential energy in a system?
The sum of kinetic energy and potential energy in a system is the total mechanical energy of the system. This total mechanical energy remains constant if only conservative forces are acting on the system, according to the principle of conservation of mechanical energy.
What is the relationship between kinetic energy and potential energy in a system, and how does the principle that their sum is constant play a role in the system's behavior?
In a system, kinetic energy is the energy of motion, while potential energy is stored energy. The principle that their sum is constant, known as the conservation of energy, means that as one type of energy increases, the other decreases to maintain the total energy constant. This relationship influences the behavior of the system by ensuring that energy is always conserved and can be converted between kinetic and potential forms.
What claim can you make about the relationship between kinetic energy and potential energy?
The relationship between kinetic energy and potential energy is that they are both forms of energy that can be converted into each other. Kinetic energy is the energy of motion, while potential energy is stored energy that can be released to become kinetic energy. The total energy of a system remains constant, with potential energy converting to kinetic energy and vice versa.
What does the potential energy vs distance graph reveal about the relationship between potential energy and distance?
The potential energy vs distance graph shows that potential energy decreases as distance increases. This indicates an inverse relationship between potential energy and distance - as distance between objects increases, the potential energy between them decreases.
What does the potential energy internuclear distance graph reveal about the relationship between potential energy and internuclear distance?
The potential energy internuclear distance graph shows that potential energy decreases as internuclear distance increases. This indicates an inverse relationship between potential energy and internuclear distance.
What claim can you make about the relationship between potential energy, kinetic energy, and speed in a system?
The relationship between potential energy, kinetic energy, and speed in a system can be described by the principle of conservation of energy. As potential energy decreases, kinetic energy and speed increase, and vice versa. This relationship demonstrates the interplay between different forms of energy in a system.
What is the relationship between potential energy and electric potential?
The relationship between potential energy and electric potential is that electric potential is a measure of the potential energy per unit charge at a specific point in an electric field. In other words, electric potential is the potential energy that a unit charge would have at that point in the field.
What does the potential energy vs distance graph reveal about the relationship between potential energy and distance in the system?
The potential energy vs distance graph shows how the potential energy of the system changes as the distance between objects in the system changes. It reveals that there is a relationship between potential energy and distance, where potential energy increases as distance decreases and vice versa.
What is the relationship between electricity and potential or kinetic energy?
Electricity is a form of energy that can be converted into either potential energy, which is stored energy, or kinetic energy, which is energy of motion. The relationship between electricity and potential or kinetic energy is that electricity can be used to create or transfer these types of energy.
What relationship between the potential and kinetic energy as the objects rolled down the inclined plane?
As objects roll down an inclined plane, potential energy is converted into kinetic energy. As the object loses height (potential energy), it gains speed and energy of motion (kinetic energy). The sum of potential and kinetic energy remains constant, in accordance with the law of conservation of energy.
What is the relationship between the height of the ball and potential energy?
Direct (double the height to double the potential energy).
What is the relationship between kinetic and potential energy in a system?
In a system, kinetic energy is the energy of motion, while potential energy is stored energy. The relationship between them is that as kinetic energy increases, potential energy decreases, and vice versa. This is because energy is constantly being converted between the two forms within the system.
What is the relationship between kinetic and potential energy in a moving object?
The relationship between kinetic and potential energy in a moving object is that as the object moves, its potential energy decreases while its kinetic energy increases. Kinetic energy is the energy of motion, while potential energy is stored energy that can be converted into kinetic energy as the object moves.
