A system consists of three particlesA, B,andC. We know thatmA= 3 [kg],mB= 4 [kg], andmC=5 [kg] and that the velocities of the particles expressed in [m/s] are, respectively, vA=−4i+ 4j+ 6k, vB=−6i+ 8j+ 4k, andvC= 2i−6j−4k. Determine the angular momentumHOof the system aboutO.

Identify the colloquial speech. yo! come over here! i have to tell ya somethin’. a. yo c. somethin’ b. ya d. all of the above

If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.

How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n