What would most likely happen if the power lines in a pretroleum power plant were broken

Which statement best describes who the period and frequency of electromagnetic was change between gamma rays and microwaves? a) the period and frequency stay the same. b) the period increases and the frequency decreases. c) the period decreases and the frequency increases. d) the period increases and the frequency increases.

Who was the first scientist to measure speed as distance over time?

What is the role of lenses in microscopy?