Which of the following regions of the electromagnetic spectrum has the highest energy (among the 4 listed here)? -UV light
-Visible light
-Infared light
- Radio waves

Aspecimen of oil having an initial volume of 580cm^3 is subjected to a pressure increase of 4.0 mpa, and the volume is found to decrease by 0.40 cm^3. (a) what is the bulk modulus of the material? (b) what is the compressibility of the material?

I’ve been stuck on this for a while

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving