Multiple Choice
How is potential energy related to kinetic energy in a closed system?
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9. Work & Energy
Intro to Energy & Kinetic Energy
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In the context of energy carriers, why are they often described as being either 'full' or 'empty'?
A
Because they represent the maximum and minimum energy levels they can hold.
B
Because they are always in motion, transferring energy.
C
Because they can only exist in two distinct states of energy.
D
Because they are used to measure the temperature of a system.
Verified step by step guidance1
Begin by understanding the concept of energy carriers. Energy carriers are entities that transport energy from one place to another, often in the form of particles or waves.
Consider why energy carriers might be described as 'full' or 'empty'. This terminology is often used to represent the maximum and minimum energy levels that these carriers can hold.
Reflect on the nature of energy carriers being in motion. Energy carriers are always in motion, transferring energy from one location to another, which is a fundamental aspect of their function.
Evaluate the idea that energy carriers can exist in two distinct states of energy. This concept is related to the binary nature of energy levels, where carriers can be either at their maximum capacity ('full') or at their minimum ('empty').
Consider the role of energy carriers in measuring the temperature of a system. While energy carriers are involved in energy transfer, they are not directly used to measure temperature, which is typically done using thermometers or other temperature sensors.
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