What question can you ask yourself if you are trying to determine if a mixture is heterogeneous or homogeneous? (This is not in the reading, so you will have to come up with your own question to tell the difference.)

Consider a resistor with color code “orange blue brown gold” and a measured value of 370 ω. determine the following: nominal value, tolerance, % error, and the probability of another resistor from the same manufacturing batch having a value closer to nominal than this one. use matlab or excel to evaluate the erf function.

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

The least penetrating form of radiation is