Another term for magnetic pole is electric charge.
a. true
b. false

Most energy in an ecosystem comes originally from_

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80