A1.8 kg baseball bat is swinging at 42m/s. it hits a 0.2 kg baseball. after the collision, the bat continues at 28 m/s.

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.