A mass attached to a spring is drawn back 2cm and released. If a second spring were used that had a smaller constant than the first but the mass was the same, which of the following would be larger?

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.

Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?

Contains chemical energy. a. heat b. light c. natural gas