Resultant velocity of an airplane the flies 200 km/h if it encounters a 50 km/h tailwinds

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.

Atoms containing radioactive nuclei are called

When connected to a 120 v outlet, a light bulb consumed a power of 50.4 watts. what is the current flowing through it?