What is the frequency of an electromagnetic wave that has a wavelength of 300,000 km?

A) less than 1 Hz
B) 1 Hz
C) more than 1 Hz


B

Environmental & Atmospheric Sciences

You might also like to view...

The most abundant fossil fuel in the United States is ________

A) crude oil B) nuclear power C) natural gas D) coal

Environmental & Atmospheric Sciences

A stream begins at an elevation of 200 meters and flows a distance of 400 kilometers to the ocean. What is the average gradient?

a. 0.5 km/in b. 2 km/m c. 0.5 m/km d. 2 m/km

Environmental & Atmospheric Sciences

Water in a(n) ___________ may be brackish as a result of the mixing of freshwater and saltwater with tidal

fluctuations. Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences

Explain fluctuations in atmospheric carbon dioxide concentration both within the course of a single year and over the last century

What will be an ideal response?

Environmental & Atmospheric Sciences