An oscilloscope is a machine that gives a picture of a sound wave. low-pitched sounds have wide waves, and high-pitched sounds have thin waves. which sound below has the highest pitch? f g h j

Probably J because it's higher in the lettering so it's also probably higher in high note ness, because I play the piano, I know this, the more frequency the more the pitch and the higher the pitch which is higher in the keyboard is higher in pitch.

The Correct Answer is Discussed below.

Explanation:

An oscilloscope is a lab machine generally utilized to present and explain the waveform of photoelectric signals. In conclusion, the machine draws a graph of the unhesitating signal energy as a purpose of time.Put easily, an oscilloscope is a complicated characteristic machine that draws a graph of an electrical signal.

1.989×10^30 kg is the weight of the sun.

Although i don't know what is the simulated system, starfish are predators that eat mostly  microalgae,  snails, sponges, bivalves, mussels and other small marine animals. removing starfish from any system would definitely increase this animals that they prey.