Which property increases as an electromagnetic wave's energy decreases? A. Visibility
B. Frequency
C. Wavelength
D. Amplitude

I know that the answer is NOT B. Frequency!

If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?

How can waves travel through ground?

Astronomers studying the planet of rhombus have detected sedimentary rock on its surface. one astronomer wonders if material in this sedimentary rock used to be in igneous rock deep in rhombus’s interior. can igneous rock become sedimentary rock? explain your answer.