What is transferred by a radio wave? A. air
B. energy
C. matter
D. space
(for science)

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

What is the momentum of a 2 kg object moving at 15 meters per second