In the phenomenon known as effect, electric current will flow when ligh shines on certain substances

Which type of microscope would allow the viewer to see ribosomes inside a cell?

Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?