Andre-Marie Ampere, Alessandro Volta, and George Ohm all contributed to advancing the field of electricity. 1. What key contribution did each of above individuals make to advance the field of electronics? 2 what electrical quantity and SI unit is associated with each of the above individuals?

A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity