A basketball (mb = 0.625 kg) bumps with a volleyball (mv = 0.280 kg). The basketball was initially travelling at 1.2 m/s [E] and the volleyball at 2.1 m/s [W]. If the basketball’s final velocity is 0.80 m/s [W], a) what is the volleyball’s final velocity?

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above

What is the weight of a 8-kg substance in n, kn, kg·m/s2, kgf, lbm·ft/s2, and lbf?

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency