Someone please help A bowling ball of 35.2kg, generates 218 kgm/s units of momentum. What is the velocity of the bowling ball?

Anybody wanna ? (picture included? )

Which notation is used to represent an alpha particle? a. b. c. d.

Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?