Denise needs to remind all 557 patients that the doctor's office won't be open on Fridays during the summer months. What's the most appropriate way to communicate this information to her patients? a) Text b) Email One-on-one meetings d) Phone calls

Determine the time it takes for a satellite to orbit the earth in a circular "near-earth" orbit. the definition of "near-earth" orbit is one which is at a height above the surface of the earth which is small compared to the radius of the earth, so that you may take the acceleration due to gravity as essentially the same as that on the surface. does your result depend on the mass of the satellite?