Your front teeth can act as a simple machine. which machine are they? the correct answer will be a wedge your welcome; )

Compare the patterns of the two waves shown in the image. which statement is true about these waves?

Imagine that the rightward current flows in the rod for a short time. as a result, what will the net charge on the right and left ends of the rod become? left end negative and right end positive left end negative and right end negative left end negative and right end nearly neutral left end nearly neutral and right end positive both ends nearly neutral

Whithin which type of system is neither the total mass nor the total energy conserved ? a. open b. connected c. isolated d. closed