A person shopping walks 5.3 m east to the grocery store, then they walk 9.5 m west to the hair salon, and finally they walk 2.8 m east to the clothing store.

Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.

When you turn on a battery-operated device, an electrical circuit is

The crank oa rotates in the vertical plane with a constant clockwise angular velocity ω0 of 5.6 rad/s. for the position where oa is horizontal, calculate the force under the light roller b of the 10.6-kg slender bar ab.