32. Increasing the amplitude of a sound wave produces a sound with
1. lower speed
2. higher pitch
3: shorter wavelength
4. greater loudness

4

Explanation:

because amplitude of a sound wave is related to loudness of the sound, so the higher the amplitude, the louder the sound

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the force required to move the cart is divided by three or 33.33 n.

cell differentiation  is how generic embryonic  cells  become specialized  cells. this occurs  through a process called gene expression. gene expression is the specific combination of genes that are turned on or off (expressed or repressed), and this is what dictates how a  cell  functions.

explanation: