What releases more energy fission or fusion?

Trumpeter a holds a b-flat note on the trumpet for a long time. person c is running towards the trumpeter at a constant velocity. person b is running away from the trumpeter at the same rate. person d is standing still the whole time. which person hears a frequency that is lower than the b-flat?

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

Which governments provide garbage collection services to homes and businesses