Can we see energy through experiment? Or we just know the form of energy?
Energy itself is not directly visible, as it is a property of matter and radiation rather than a physical object. However, we can observe the effects of energy through experiments and observations of natural phenomena.
For example, we can observe the effects of electromagnetic energy, such as visible light, through our eyes and through instruments like telescopes and cameras. We can also observe the effects of thermal energy, such as changes in temperature, through thermometers and other instruments. Other forms of energy, such as kinetic energy or potential energy, can be observed through their effects on objects and systems.
In addition, scientists use a wide range of experimental techniques and instruments to measure and analyze energy in various forms, including spectroscopy, calorimetry, and particle detectors, among others. These techniques allow scientists to study the properties and behavior of energy in great detail, and have led to many important discoveries and advances in physics and other fields.
Therefore, while energy itself may not be directly visible, we can observe and measure its effects through a wide range of experimental techniques and instruments, and use these observations to develop a comprehensive understanding of energy and its role in the natural world.