A 5900-kg satellite is in a circular earth orbit that has a radius of 3.0 107 m. A net external force must act on the satellite to make it change to a circular orbit that has a radius of 8.7 106 m. What work W must the net external force do

Need people build a dam to create a reservoir that supplies water a nearby city needs. describe two ways this action will likely affect the water cycle in the local environment. (5 points) worth 20 points

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?

Which of the following are guidelines to follow for obtaining accurate observations