Energy from the movement of electrons through a substance, like a copper wire. A. electromagnetic (radiant)
B. electrical
C. chemical
D. gravitational
E. thermal

In a system, when potential energy decreases, then entropy also decreases. true false

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

In science and physics what is the standard unit of measure for speed?