A micrometer is used to measure the diameter of a length of copper wire. The zero error and scale reading are as shown. A - what is the zero error of the micrometer?
B - what is the correct diameter wire?

If 1 lb of fat is stored by the body for each 14.6×103kj of excess nutritional energy consumed, how long will it take this person to gain 1 lb?

Agalvanometer has an internal resistance of 100 ω and deflects full-scale at 2.00 ma. what size resistor should be added to the galvanometer to convert it to a milliammeter capable of reading up to 4.00 ma, and how should this resistor be connected to the galvanometer?

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above