The image below shows a photo taken with a built-in lens of a digital camera. The bottom photo is taken with the same camera, but with an additional wide-angle lens.

Which wave phenomenon best explains the distortion of the bottom image compared to the top?

Diffraction
Dispersion
Reflection
Polarization

What are the theoretical properties of a gas at a temperature of 0 kelvin?

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.