Answer:
4.06 Hz
Explanation:
For simple harmonic motion, frequency is given by
where k is spring constant and m is the mass of the object.
Substituting 0.2 Kg for mass and 130 N/m for k then

Answer:
she's wrong because she is and there it doesn't say she's right
It will travel slowest through gases.
Answer:
A dictatorship or tyranny.
Explanation: