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Kinetic energy cannot be negative because it is a measure of an object's motion and velocity, which are always positive values. Negative kinetic energy would imply that an object is moving in the opposite direction of its velocity, which is not physically possible.

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4mo ago

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Related Questions

Can the change in kinetic energy be negative?

Yes, the change in kinetic energy can be negative if the object's speed decreases, resulting in a decrease in kinetic energy.


Can you have negative kinetic energy in a physical system?

No, kinetic energy cannot be negative in a physical system.


Can an object have negative kinetic energy?

No, an object cannot have negative kinetic energy. Kinetic energy is always a positive quantity because it is related to the motion of an object.


Is it possible for the change in kinetic energy to be negative?

Yes, it is possible for the change in kinetic energy to be negative. This occurs when an object loses kinetic energy, such as when it slows down or comes to a stop.


Is it possible for the kinetic energy of an object to be negative?

Yes, it is possible for the kinetic energy of an object to be negative. This can occur when the object is moving in the opposite direction of a force acting upon it, resulting in a decrease in its kinetic energy.


What is the relationship between kinetic energy and negative values in physics?

In physics, kinetic energy is always a positive value because it represents the energy of an object in motion. Negative values are not typically associated with kinetic energy in a physical context.


When is kinetic energy negative in a physical system?

Kinetic energy is negative in a physical system when the object is moving in the opposite direction of the force acting upon it.


Is it possible for kinetic energy to have a negative value?

Yes, kinetic energy can have a negative value when an object is moving in the opposite direction of a reference point or when its speed is decreasing.


Does the work-kinetic energy theorem hold for both positive and negative work?

Yes, the work-kinetic energy theorem holds for both positive and negative work. Positive work increases the kinetic energy of an object, while negative work decreases it. The theorem states that the net work done on an object is equal to the change in its kinetic energy.


How can you make energy using waterfalls?

it cant make energy it is kinetic if it flows


What is the significance of negative kinetic energy in the context of physics?

Negative kinetic energy in physics is significant because it indicates that the object is moving in the opposite direction of its velocity vector. This can happen when the object is slowing down or changing direction. It is important to consider negative kinetic energy in calculations to accurately describe the motion of the object.


How can the work-kinetic energy theorem explain why the force of sliding friction reduces the kinetic energy of a particle?

Work = change in Kinetic Energy Because friction acts in the opposite direction of the motion of an object, kinetic energy must be decreased in order to maintain the above equation. Friction opposes motion. Friction converts the kinetic energy of a particle into heat and sound.