What form of electromagnetic radiation can most effectively penetrate human tissue? a. visible light b. microwaves c. uv light d. x-rays

It is may 5 and you are somewhere in the northern hemisphere. if you determine that the noon sun is 51 degrees above your southern horizon, what is the latitude of your location

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

An architect plans to use solar energy to heat the next house he designs. what principle of absorption and infrared energy can be applied to the design of the new house? how could she apply to those principals?