Why are metals generally good conductors of electricity? 1. metals have free electrons in their outer shell. 2. metals have more protons. 3. metals have strong bonding with other atoms?

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.

Select all the correct answers.which two statements are true? a moving magnetic field creates an electric field.a constant magnetic field creates an electric field.a constant electric field creates a magnetic field.a moving electric field creates a magnetic field.resetnext