Suppose galileo and his assistant were 1 km apart when galileo uncovered his lantern to try to measure the speed of light. how long would it have taken the light signal to reach his assistant?

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

The a metal retainer that keeps the rolling elements evenly spaced. n a. seal n b. separator n c. bearing n d outer race

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.