7. Rosita started riding her bike 3 km to her friend Gena's place at exactly the same time Gena started skating to Rosita's house. Gena, of course, wasn't home, so Rosita rode
back home. The two girls arrived at Rosita's house at the same time. It took Rosita
30 minutes to ride to Gena's and back. How fast did Gena skate?

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

How do we measure or think of speed in the united states?

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig