Which best describes the relationship between the terms "frequency," "wavelength," and "hertz"?

Frequency is the number of wavelengths, which is measured in hertz.

Explanation:

Frequency is defined as number of waves per seconds and it is measured in Hertz. Wavelength is defined as distance between two successive crests or troughs.

answer:

that sucks

explanation:

answer: in july 1862

explanation: during the american civil war, president abraham lincoln and congress passed the revenue act of 1862, creating the office of commissioner of internal revenue and enacting a temporary income tax to pay war expenses. the revenue act of 1862 was passed as an emergency and temporary war-time tax.