4. How far apart are a proton and electron if they exert an attractive force of 3 N on one another?

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

Which articulations allow for greatest range of motion?

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical